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Finding the Fourth Proportional to 17,751.64, 24,497.28 and 9,793.88

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Solution

The fourth proportional to 17,751.64, 24,497.28 and 9,793.88 is: 13,515.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,751.64 : 24,497.28 = 9,793.88 : x
  2. Step 2: Convert to fraction form
    17,751.64/24,497.28 = 9,793.88/x
  3. Step 3: Cross multiply
    17,751.64x = 24,497.28 × 9,793.88
  4. Step 4: Simplify right side
    17,751.64x = 239,923,420.65
  5. Step 5: Solve for x
    x = 239,923,420.65/17,751.64
  6. Step 6: Final answer
    x = 13,515.56

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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.