Home / 22,727.53-31,337.17-15,560.92

Finding the Fourth Proportional to 22,727.53, 31,337.17 and 15,560.92

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Solution

The fourth proportional to 22,727.53, 31,337.17 and 15,560.92 is: 21,455.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,727.53 : 31,337.17 = 15,560.92 : x
  2. Step 2: Convert to fraction form
    22,727.53/31,337.17 = 15,560.92/x
  3. Step 3: Cross multiply
    22,727.53x = 31,337.17 × 15,560.92
  4. Step 4: Simplify right side
    22,727.53x = 487,635,195.40
  5. Step 5: Solve for x
    x = 487,635,195.40/22,727.53
  6. Step 6: Final answer
    x = 21,455.71

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Half scale
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Double scale
Find fourth proportional to 22,728.53, 31,338.55 and 15,561.92
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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.