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Finding the Fourth Proportional to 17,262.22, 23,819.92 and 9,708.39

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Solution

The fourth proportional to 17,262.22, 23,819.92 and 9,708.39 is: 13,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262.22 : 23,819.92 = 9,708.39 : x
  2. Step 2: Convert to fraction form
    17,262.22/23,819.92 = 9,708.39/x
  3. Step 3: Cross multiply
    17,262.22x = 23,819.92 × 9,708.39
  4. Step 4: Simplify right side
    17,262.22x = 231,253,073.13
  5. Step 5: Solve for x
    x = 231,253,073.13/17,262.22
  6. Step 6: Final answer
    x = 13,396.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.