The fourth proportional to 10, 12, 15 is:
A. 24
B. 22
C. 18
D. 20
Answer: Option C
Solution(By Examveda Team)
10 : 12 :: 15 : a12 × 15 = 10 × a
a = 18
Related Questions on Ratio
If a : b : c = 3 : 4 : 7, then the ratio (a + b + c) : c is equal to
A. 2 : 1
B. 14 : 3
C. 7 : 2
D. 1 : 2
If $$\frac{2}{3}$$ of A=75% of B = 0.6 of C, then A : B : C is
A. 2 : 3 : 3
B. 3 : 4 : 5
C. 4 : 5 : 6
D. 9 : 8 : 10
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