Home / 38,508.32-57,747.90-15,122

Finding the Fourth Proportional to 38,508.32, 57,747.90 and 15,122

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Solution

The fourth proportional to 38,508.32, 57,747.90 and 15,122 is: 22,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,508.32 : 57,747.90 = 15,122 : x
  2. Step 2: Convert to fraction form
    38,508.32/57,747.90 = 15,122/x
  3. Step 3: Cross multiply
    38,508.32x = 57,747.90 × 15,122
  4. Step 4: Simplify right side
    38,508.32x = 873,263,743.80
  5. Step 5: Solve for x
    x = 873,263,743.80/38,508.32
  6. Step 6: Final answer
    x = 22,677.27

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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.