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Finding the Fourth Proportional to 22,319.55, 33,484.46 and 9,843.12

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Solution

The fourth proportional to 22,319.55, 33,484.46 and 9,843.12 is: 14,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,319.55 : 33,484.46 = 9,843.12 : x
  2. Step 2: Convert to fraction form
    22,319.55/33,484.46 = 9,843.12/x
  3. Step 3: Cross multiply
    22,319.55x = 33,484.46 × 9,843.12
  4. Step 4: Simplify right side
    22,319.55x = 329,591,508.70
  5. Step 5: Solve for x
    x = 329,591,508.70/22,319.55
  6. Step 6: Final answer
    x = 14,766.94

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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.