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Finding the Fourth Proportional to 22,114.10, 33,171.15 and 17,102.90

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Solution

The fourth proportional to 22,114.10, 33,171.15 and 17,102.90 is: 25,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,114.10 : 33,171.15 = 17,102.90 : x
  2. Step 2: Convert to fraction form
    22,114.10/33,171.15 = 17,102.90/x
  3. Step 3: Cross multiply
    22,114.10x = 33,171.15 × 17,102.90
  4. Step 4: Simplify right side
    22,114.10x = 567,322,861.34
  5. Step 5: Solve for x
    x = 567,322,861.34/22,114.10
  6. Step 6: Final answer
    x = 25,654.35

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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.