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Finding the Fourth Proportional to 22,265.66, 33,400.72 and 8,229.37

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Solution

The fourth proportional to 22,265.66, 33,400.72 and 8,229.37 is: 12,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,265.66 : 33,400.72 = 8,229.37 : x
  2. Step 2: Convert to fraction form
    22,265.66/33,400.72 = 8,229.37/x
  3. Step 3: Cross multiply
    22,265.66x = 33,400.72 × 8,229.37
  4. Step 4: Simplify right side
    22,265.66x = 274,866,883.15
  5. Step 5: Solve for x
    x = 274,866,883.15/22,265.66
  6. Step 6: Final answer
    x = 12,344.88

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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.