Home / 41,820.48-62,712.72-15,505.92

Finding the Fourth Proportional to 41,820.48, 62,712.72 and 15,505.92

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Solution

The fourth proportional to 41,820.48, 62,712.72 and 15,505.92 is: 23,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,820.48 : 62,712.72 = 15,505.92 : x
  2. Step 2: Convert to fraction form
    41,820.48/62,712.72 = 15,505.92/x
  3. Step 3: Cross multiply
    41,820.48x = 62,712.72 × 15,505.92
  4. Step 4: Simplify right side
    41,820.48x = 972,418,419.30
  5. Step 5: Solve for x
    x = 972,418,419.30/41,820.48
  6. Step 6: Final answer
    x = 23,252.21

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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.