maxamizing chips on a good hand?

[postoakpoker]

Just got moved to the table, so no reads on villain

PokerStars No-Limit Hold'em Tourney, Big Blind is t5000 (9 handed) Poker Stars Converter Tool from FlopTurnRiver.com (Format: 2+2 Forums)

Hero (t81952)
UTG+1 (t19898)
MP1 (t180460)
MP2 (t102241)
MP3 (t309599)
CO (t108043)
Button (t65906)
SB (t121053)
BB (t158994)

Preflop: Hero is UTG with 3[img]/images/graemlins/diamond.gif[/img], A[img]/images/graemlins/heart.gif[/img].
<font color="#666666">1 fold</font>, MP1 calls t5000, <font color="#666666">3 folds</font>, Button calls t5000, BB calls t2500, Hero checks.

Flop: (t21000) 7[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/heart.gif[/img], 3[img]/images/graemlins/spade.gif[/img] <font color="#0000FF">(5 players)</font>
BB checks, Hero checks, MP1 checks, Button checks.

Turn: (t21000) 3[img]/images/graemlins/club.gif[/img] <font color="#0000FF">(5 players)</font>
BB checks, Hero checks, <font color="#CC3333">MP1 bets t10000</font>, Button folds, BB folds

<font color="red"> Hero??? </font>

As played, I CR the turn to 25,000 total, villain folded. Better way to extract? I felt like my small CR practically screamed I had a 3 or a boat, but oh well. Thoughts?