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Finding the Fourth Proportional to 22,375.52, 33,550.20 and 9,213.04

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Solution

The fourth proportional to 22,375.52, 33,550.20 and 9,213.04 is: 13,814.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,375.52 : 33,550.20 = 9,213.04 : x
  2. Step 2: Convert to fraction form
    22,375.52/33,550.20 = 9,213.04/x
  3. Step 3: Cross multiply
    22,375.52x = 33,550.20 × 9,213.04
  4. Step 4: Simplify right side
    22,375.52x = 309,099,334.61
  5. Step 5: Solve for x
    x = 309,099,334.61/22,375.52
  6. Step 6: Final answer
    x = 13,814.17

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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.