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Find the fourth proportional of 6, 24 and 11.

A28

B21

C44

D36

Answer:

C. 44

Read Explanation:

a ∶ b ∶ ∶ c ∶ d ⇒ a/b = c/d ⇒ ad = bc ⇒ 6 × d = 24 × 11 ⇒ d = (24 × 11)/6 ⇒ d = 4 × 11 ⇒ d = 44


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