मराठी

The fourth proportional to 5, 8, 15 is ______.

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प्रश्न

The fourth proportional to 5, 8, 15 is ______.

पर्याय

  • 18

  • 20

  • 21

  • 24

MCQ
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उत्तर

The fourth proportional to 5, 8, 15 is 24.

Explanation:

If the fourth proportional is d, then 5 : 8 = 15 : d.

Hence `d = 8 xx 15/5 = 24`.

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पाठ 7: Ratio and Proportion - COMPETENCY-FOCUSED QUESTIONS [पृष्ठ ११४]

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आर. एस. अग्रवाल Mathematics [English] Class 10 ICSE
पाठ 7 Ratio and Proportion
COMPETENCY-FOCUSED QUESTIONS | Q 14. | पृष्ठ ११४
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