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Finding the Fourth Proportional to 16,248.14, 22,422.51 and 8,796.14

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Solution

The fourth proportional to 16,248.14, 22,422.51 and 8,796.14 is: 12,138.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,248.14 : 22,422.51 = 8,796.14 : x
  2. Step 2: Convert to fraction form
    16,248.14/22,422.51 = 8,796.14/x
  3. Step 3: Cross multiply
    16,248.14x = 22,422.51 × 8,796.14
  4. Step 4: Simplify right side
    16,248.14x = 197,231,537.11
  5. Step 5: Solve for x
    x = 197,231,537.11/16,248.14
  6. Step 6: Final answer
    x = 12,138.71

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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.