The first three terms of a proportion are 4, 9 and 12. The fourth term is?
Choose the correct choice from the following:
A) 24 B) 25 C) 26 D) 27 E) 28
(9*12)/4= 
<gadget id="calculator">(9*12)/4</gadget>
<output>27</output>
27   ANSWER:27
<result>D</result>
The first three terms of a proportion are 4, 9 and 12. The fourth term is?