Home / 42,512.98-63,755.94-15,491.96

Finding the Fourth Proportional to 42,512.98, 63,755.94 and 15,491.96

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Solution

The fourth proportional to 42,512.98, 63,755.94 and 15,491.96 is: 23,233.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,512.98 : 63,755.94 = 15,491.96 : x
  2. Step 2: Convert to fraction form
    42,512.98/63,755.94 = 15,491.96/x
  3. Step 3: Cross multiply
    42,512.98x = 63,755.94 × 15,491.96
  4. Step 4: Simplify right side
    42,512.98x = 987,704,472.24
  5. Step 5: Solve for x
    x = 987,704,472.24/42,512.98
  6. Step 6: Final answer
    x = 23,233.01

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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.