Home / 38,874.28-58,311.66-15,500.68

Finding the Fourth Proportional to 38,874.28, 58,311.66 and 15,500.68

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Solution

The fourth proportional to 38,874.28, 58,311.66 and 15,500.68 is: 23,251.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,874.28 : 58,311.66 = 15,500.68 : x
  2. Step 2: Convert to fraction form
    38,874.28/58,311.66 = 15,500.68/x
  3. Step 3: Cross multiply
    38,874.28x = 58,311.66 × 15,500.68
  4. Step 4: Simplify right side
    38,874.28x = 903,870,381.93
  5. Step 5: Solve for x
    x = 903,870,381.93/38,874.28
  6. Step 6: Final answer
    x = 23,251.12

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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.