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Finding the Fourth Proportional to 15,076.11, 22,614.98 and 3,983.16

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Solution

The fourth proportional to 15,076.11, 22,614.98 and 3,983.16 is: 5,974.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,076.11 : 22,614.98 = 3,983.16 : x
  2. Step 2: Convert to fraction form
    15,076.11/22,614.98 = 3,983.16/x
  3. Step 3: Cross multiply
    15,076.11x = 22,614.98 × 3,983.16
  4. Step 4: Simplify right side
    15,076.11x = 90,079,063.82
  5. Step 5: Solve for x
    x = 90,079,063.82/15,076.11
  6. Step 6: Final answer
    x = 5,974.95

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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.