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Finding the Fourth Proportional to 16,001.82, 22,082.46 and 8,928.24

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Solution

The fourth proportional to 16,001.82, 22,082.46 and 8,928.24 is: 12,320.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001.82 : 22,082.46 = 8,928.24 : x
  2. Step 2: Convert to fraction form
    16,001.82/22,082.46 = 8,928.24/x
  3. Step 3: Cross multiply
    16,001.82x = 22,082.46 × 8,928.24
  4. Step 4: Simplify right side
    16,001.82x = 197,157,386.38
  5. Step 5: Solve for x
    x = 197,157,386.38/16,001.82
  6. Step 6: Final answer
    x = 12,320.94

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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.