Home / 41,128.31-56,757.08-22,265.43

Finding the Fourth Proportional to 41,128.31, 56,757.08 and 22,265.43

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Solution

The fourth proportional to 41,128.31, 56,757.08 and 22,265.43 is: 30,726.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128.31 : 56,757.08 = 22,265.43 : x
  2. Step 2: Convert to fraction form
    41,128.31/56,757.08 = 22,265.43/x
  3. Step 3: Cross multiply
    41,128.31x = 56,757.08 × 22,265.43
  4. Step 4: Simplify right side
    41,128.31x = 1,263,720,680.42
  5. Step 5: Solve for x
    x = 1,263,720,680.42/41,128.31
  6. Step 6: Final answer
    x = 30,726.30

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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.