Home / 15,588.38-23,385.76-5,727.76

Finding the Fourth Proportional to 15,588.38, 23,385.76 and 5,727.76

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Solution

The fourth proportional to 15,588.38, 23,385.76 and 5,727.76 is: 8,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,588.38 : 23,385.76 = 5,727.76 : x
  2. Step 2: Convert to fraction form
    15,588.38/23,385.76 = 5,727.76/x
  3. Step 3: Cross multiply
    15,588.38x = 23,385.76 × 5,727.76
  4. Step 4: Simplify right side
    15,588.38x = 133,948,020.70
  5. Step 5: Solve for x
    x = 133,948,020.70/15,588.38
  6. Step 6: Final answer
    x = 8,592.81

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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.