Home / 42,562.26-63,882.78-21,517.14

Finding the Fourth Proportional to 42,562.26, 63,882.78 and 21,517.14

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Solution

The fourth proportional to 42,562.26, 63,882.78 and 21,517.14 is: 32,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,562.26 : 63,882.78 = 21,517.14 : x
  2. Step 2: Convert to fraction form
    42,562.26/63,882.78 = 21,517.14/x
  3. Step 3: Cross multiply
    42,562.26x = 63,882.78 × 21,517.14
  4. Step 4: Simplify right side
    42,562.26x = 1,374,574,879.72
  5. Step 5: Solve for x
    x = 1,374,574,879.72/42,562.26
  6. Step 6: Final answer
    x = 32,295.63

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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.