Home / 23,151.38-31,956.19-14,767.88

Finding the Fourth Proportional to 23,151.38, 31,956.19 and 14,767.88

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Solution

The fourth proportional to 23,151.38, 31,956.19 and 14,767.88 is: 20,384.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.38 : 31,956.19 = 14,767.88 : x
  2. Step 2: Convert to fraction form
    23,151.38/31,956.19 = 14,767.88/x
  3. Step 3: Cross multiply
    23,151.38x = 31,956.19 × 14,767.88
  4. Step 4: Simplify right side
    23,151.38x = 471,924,982.48
  5. Step 5: Solve for x
    x = 471,924,982.48/23,151.38
  6. Step 6: Final answer
    x = 20,384.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.