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Finding the Fourth Proportional to 17,500.40, 26,250.12 and 5,654.15

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Solution

The fourth proportional to 17,500.40, 26,250.12 and 5,654.15 is: 8,481.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,500.40 : 26,250.12 = 5,654.15 : x
  2. Step 2: Convert to fraction form
    17,500.40/26,250.12 = 5,654.15/x
  3. Step 3: Cross multiply
    17,500.40x = 26,250.12 × 5,654.15
  4. Step 4: Simplify right side
    17,500.40x = 148,421,984.75
  5. Step 5: Solve for x
    x = 148,421,984.75/17,500.40
  6. Step 6: Final answer
    x = 8,481.06

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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.