Home / 42,044.85-63,064.98-15,747.66

Finding the Fourth Proportional to 42,044.85, 63,064.98 and 15,747.66

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Solution

The fourth proportional to 42,044.85, 63,064.98 and 15,747.66 is: 23,620.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,044.85 : 63,064.98 = 15,747.66 : x
  2. Step 2: Convert to fraction form
    42,044.85/63,064.98 = 15,747.66/x
  3. Step 3: Cross multiply
    42,044.85x = 63,064.98 × 15,747.66
  4. Step 4: Simplify right side
    42,044.85x = 993,125,862.95
  5. Step 5: Solve for x
    x = 993,125,862.95/42,044.85
  6. Step 6: Final answer
    x = 23,620.63

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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.