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Finding the Fourth Proportional to 15,248.17, 22,854.03 and 8,665.30

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Solution

The fourth proportional to 15,248.17, 22,854.03 and 8,665.30 is: 12,987.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248.17 : 22,854.03 = 8,665.30 : x
  2. Step 2: Convert to fraction form
    15,248.17/22,854.03 = 8,665.30/x
  3. Step 3: Cross multiply
    15,248.17x = 22,854.03 × 8,665.30
  4. Step 4: Simplify right side
    15,248.17x = 198,037,026.16
  5. Step 5: Solve for x
    x = 198,037,026.16/15,248.17
  6. Step 6: Final answer
    x = 12,987.59

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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.