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Finding the Fourth Proportional to 17,496.16, 26,251.98 and 9,174.18

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Solution

The fourth proportional to 17,496.16, 26,251.98 and 9,174.18 is: 13,765.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,496.16 : 26,251.98 = 9,174.18 : x
  2. Step 2: Convert to fraction form
    17,496.16/26,251.98 = 9,174.18/x
  3. Step 3: Cross multiply
    17,496.16x = 26,251.98 × 9,174.18
  4. Step 4: Simplify right side
    17,496.16x = 240,840,389.88
  5. Step 5: Solve for x
    x = 240,840,389.88/17,496.16
  6. Step 6: Final answer
    x = 13,765.33

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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.