Home / 14,781.97-22,172.96-9,861.22

Finding the Fourth Proportional to 14,781.97, 22,172.96 and 9,861.22

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Solution

The fourth proportional to 14,781.97, 22,172.96 and 9,861.22 is: 14,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,781.97 : 22,172.96 = 9,861.22 : x
  2. Step 2: Convert to fraction form
    14,781.97/22,172.96 = 9,861.22/x
  3. Step 3: Cross multiply
    14,781.97x = 22,172.96 × 9,861.22
  4. Step 4: Simplify right side
    14,781.97x = 218,652,436.61
  5. Step 5: Solve for x
    x = 218,652,436.61/14,781.97
  6. Step 6: Final answer
    x = 14,791.83

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.