Home / 38,565.42-57,869.91-17,788.92

Finding the Fourth Proportional to 38,565.42, 57,869.91 and 17,788.92

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Solution

The fourth proportional to 38,565.42, 57,869.91 and 17,788.92 is: 26,693.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.42 : 57,869.91 = 17,788.92 : x
  2. Step 2: Convert to fraction form
    38,565.42/57,869.91 = 17,788.92/x
  3. Step 3: Cross multiply
    38,565.42x = 57,869.91 × 17,788.92
  4. Step 4: Simplify right side
    38,565.42x = 1,029,443,199.40
  5. Step 5: Solve for x
    x = 1,029,443,199.40/38,565.42
  6. Step 6: Final answer
    x = 26,693.43

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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.