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Finding the Fourth Proportional to 22,599.90, 33,893.78 and 9,449.55

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Solution

The fourth proportional to 22,599.90, 33,893.78 and 9,449.55 is: 14,171.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,599.90 : 33,893.78 = 9,449.55 : x
  2. Step 2: Convert to fraction form
    22,599.90/33,893.78 = 9,449.55/x
  3. Step 3: Cross multiply
    22,599.90x = 33,893.78 × 9,449.55
  4. Step 4: Simplify right side
    22,599.90x = 320,280,921.55
  5. Step 5: Solve for x
    x = 320,280,921.55/22,599.90
  6. Step 6: Final answer
    x = 14,171.78

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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.