The first three terms of a proportion are 3, 9 and 12. The fourth term is?	Select the correct option
A) 26 B) 87 C) 86 D) 36 E) 73
(9*12)/3= 
<gadget id="calculator">(9*12)/3</gadget>
<output>36</output>
36   Answer: 36
<result>D</result>
The first three terms of a proportion are 3, 9 and 12. The fourth term is?