Home / 38,565.12-57,822.24-25,377.60

Finding the Fourth Proportional to 38,565.12, 57,822.24 and 25,377.60

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Solution

The fourth proportional to 38,565.12, 57,822.24 and 25,377.60 is: 38,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,565.12 : 57,822.24 = 25,377.60 : x
  2. Step 2: Convert to fraction form
    38,565.12/57,822.24 = 25,377.60/x
  3. Step 3: Cross multiply
    38,565.12x = 57,822.24 × 25,377.60
  4. Step 4: Simplify right side
    38,565.12x = 1,467,389,677.82
  5. Step 5: Solve for x
    x = 1,467,389,677.82/38,565.12
  6. Step 6: Final answer
    x = 38,049.66

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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.