Home / 38,565.32-57,857.20-13,610.97

Finding the Fourth Proportional to 38,565.32, 57,857.20 and 13,610.97

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Solution

The fourth proportional to 38,565.32, 57,857.20 and 13,610.97 is: 20,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.32 : 57,857.20 = 13,610.97 : x
  2. Step 2: Convert to fraction form
    38,565.32/57,857.20 = 13,610.97/x
  3. Step 3: Cross multiply
    38,565.32x = 57,857.20 × 13,610.97
  4. Step 4: Simplify right side
    38,565.32x = 787,492,656.02
  5. Step 5: Solve for x
    x = 787,492,656.02/38,565.32
  6. Step 6: Final answer
    x = 20,419.71

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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.