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Finding the Fourth Proportional to 22,233.98, 33,350.98 and 8,379.74

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Solution

The fourth proportional to 22,233.98, 33,350.98 and 8,379.74 is: 12,569.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,233.98 : 33,350.98 = 8,379.74 : x
  2. Step 2: Convert to fraction form
    22,233.98/33,350.98 = 8,379.74/x
  3. Step 3: Cross multiply
    22,233.98x = 33,350.98 × 8,379.74
  4. Step 4: Simplify right side
    22,233.98x = 279,472,541.15
  5. Step 5: Solve for x
    x = 279,472,541.15/22,233.98
  6. Step 6: Final answer
    x = 12,569.61

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Double scale
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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.