Home / 41,772.38-57,645.96-22,909.64

Finding the Fourth Proportional to 41,772.38, 57,645.96 and 22,909.64

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Solution

The fourth proportional to 41,772.38, 57,645.96 and 22,909.64 is: 31,615.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,772.38 : 57,645.96 = 22,909.64 : x
  2. Step 2: Convert to fraction form
    41,772.38/57,645.96 = 22,909.64/x
  3. Step 3: Cross multiply
    41,772.38x = 57,645.96 × 22,909.64
  4. Step 4: Simplify right side
    41,772.38x = 1,320,648,191.05
  5. Step 5: Solve for x
    x = 1,320,648,191.05/41,772.38
  6. Step 6: Final answer
    x = 31,615.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.