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Finding the Fourth Proportional to 17,605.62, 24,295.56 and 9,539.12

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Solution

The fourth proportional to 17,605.62, 24,295.56 and 9,539.12 is: 13,163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,605.62 : 24,295.56 = 9,539.12 : x
  2. Step 2: Convert to fraction form
    17,605.62/24,295.56 = 9,539.12/x
  3. Step 3: Cross multiply
    17,605.62x = 24,295.56 × 9,539.12
  4. Step 4: Simplify right side
    17,605.62x = 231,758,262.31
  5. Step 5: Solve for x
    x = 231,758,262.31/17,605.62
  6. Step 6: Final answer
    x = 13,163.88

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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.