Home / 38,494.92-57,732.18-15,121.56

Finding the Fourth Proportional to 38,494.92, 57,732.18 and 15,121.56

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Solution

The fourth proportional to 38,494.92, 57,732.18 and 15,121.56 is: 22,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,494.92 : 57,732.18 = 15,121.56 : x
  2. Step 2: Convert to fraction form
    38,494.92/57,732.18 = 15,121.56/x
  3. Step 3: Cross multiply
    38,494.92x = 57,732.18 × 15,121.56
  4. Step 4: Simplify right side
    38,494.92x = 873,000,623.80
  5. Step 5: Solve for x
    x = 873,000,623.80/38,494.92
  6. Step 6: Final answer
    x = 22,678.33

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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.