Home / 42,098.40-63,092.91-17,109.36

Finding the Fourth Proportional to 42,098.40, 63,092.91 and 17,109.36

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Solution

The fourth proportional to 42,098.40, 63,092.91 and 17,109.36 is: 25,641.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,098.40 : 63,092.91 = 17,109.36 : x
  2. Step 2: Convert to fraction form
    42,098.40/63,092.91 = 17,109.36/x
  3. Step 3: Cross multiply
    42,098.40x = 63,092.91 × 17,109.36
  4. Step 4: Simplify right side
    42,098.40x = 1,079,479,310.64
  5. Step 5: Solve for x
    x = 1,079,479,310.64/42,098.40
  6. Step 6: Final answer
    x = 25,641.82

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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.