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Finding the Fourth Proportional to 18,073.92, 24,942.01 and 10,116.15

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Solution

The fourth proportional to 18,073.92, 24,942.01 and 10,116.15 is: 13,960.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,073.92 : 24,942.01 = 10,116.15 : x
  2. Step 2: Convert to fraction form
    18,073.92/24,942.01 = 10,116.15/x
  3. Step 3: Cross multiply
    18,073.92x = 24,942.01 × 10,116.15
  4. Step 4: Simplify right side
    18,073.92x = 252,316,964.46
  5. Step 5: Solve for x
    x = 252,316,964.46/18,073.92
  6. Step 6: Final answer
    x = 13,960.28

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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.