Home / 22,805.15-34,211.97-8,764.61

Finding the Fourth Proportional to 22,805.15, 34,211.97 and 8,764.61

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Solution

The fourth proportional to 22,805.15, 34,211.97 and 8,764.61 is: 13,148.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.15 : 34,211.97 = 8,764.61 : x
  2. Step 2: Convert to fraction form
    22,805.15/34,211.97 = 8,764.61/x
  3. Step 3: Cross multiply
    22,805.15x = 34,211.97 × 8,764.61
  4. Step 4: Simplify right side
    22,805.15x = 299,854,403.32
  5. Step 5: Solve for x
    x = 299,854,403.32/22,805.15
  6. Step 6: Final answer
    x = 13,148.54

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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.