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Finding the Fourth Proportional to 15,046.88, 22,567.62 and 8,809.88

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Solution

The fourth proportional to 15,046.88, 22,567.62 and 8,809.88 is: 13,213.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,046.88 : 22,567.62 = 8,809.88 : x
  2. Step 2: Convert to fraction form
    15,046.88/22,567.62 = 8,809.88/x
  3. Step 3: Cross multiply
    15,046.88x = 22,567.62 × 8,809.88
  4. Step 4: Simplify right side
    15,046.88x = 198,818,024.09
  5. Step 5: Solve for x
    x = 198,818,024.09/15,046.88
  6. Step 6: Final answer
    x = 13,213.24

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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.