Home / 38,703.60-57,982.32-22,861.36

Finding the Fourth Proportional to 38,703.60, 57,982.32 and 22,861.36

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Solution

The fourth proportional to 38,703.60, 57,982.32 and 22,861.36 is: 34,248.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,703.60 : 57,982.32 = 22,861.36 : x
  2. Step 2: Convert to fraction form
    38,703.60/57,982.32 = 22,861.36/x
  3. Step 3: Cross multiply
    38,703.60x = 57,982.32 × 22,861.36
  4. Step 4: Simplify right side
    38,703.60x = 1,325,554,691.16
  5. Step 5: Solve for x
    x = 1,325,554,691.16/38,703.60
  6. Step 6: Final answer
    x = 34,248.87

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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.