Subject
Quantitative Aptitude
Topic
Ratio
The fourth proportional to 5, 8, 15 is:
The fourth proportional to 5, 8, 15 is:
ক)
18খ)
24গ)
19ঘ)
20Explanation
Let the fourth proportional to 5, 8, 15 be x. Then, 5 : 8 : 15 : x => 5x = (8 x 15) So, x = (8 x 15)/5 = 24.Related questions
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