Home / 41,104.32-61,655.04-13,402.56

Finding the Fourth Proportional to 41,104.32, 61,655.04 and 13,402.56

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Solution

The fourth proportional to 41,104.32, 61,655.04 and 13,402.56 is: 20,103.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,104.32 : 61,655.04 = 13,402.56 : x
  2. Step 2: Convert to fraction form
    41,104.32/61,655.04 = 13,402.56/x
  3. Step 3: Cross multiply
    41,104.32x = 61,655.04 × 13,402.56
  4. Step 4: Simplify right side
    41,104.32x = 826,335,372.90
  5. Step 5: Solve for x
    x = 826,335,372.90/41,104.32
  6. Step 6: Final answer
    x = 20,103.37

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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.