Home / 42,344.73-63,517.09-11,180.25

Finding the Fourth Proportional to 42,344.73, 63,517.09 and 11,180.25

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Solution

The fourth proportional to 42,344.73, 63,517.09 and 11,180.25 is: 16,770.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,344.73 : 63,517.09 = 11,180.25 : x
  2. Step 2: Convert to fraction form
    42,344.73/63,517.09 = 11,180.25/x
  3. Step 3: Cross multiply
    42,344.73x = 63,517.09 × 11,180.25
  4. Step 4: Simplify right side
    42,344.73x = 710,136,945.47
  5. Step 5: Solve for x
    x = 710,136,945.47/42,344.73
  6. Step 6: Final answer
    x = 16,770.37

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Similar ratio
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1.5x scale

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.