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Finding the Fourth Proportional to 44,959.38, 67,469.16 and 18,664.14

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Solution

The fourth proportional to 44,959.38, 67,469.16 and 18,664.14 is: 28,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,959.38 : 67,469.16 = 18,664.14 : x
  2. Step 2: Convert to fraction form
    44,959.38/67,469.16 = 18,664.14/x
  3. Step 3: Cross multiply
    44,959.38x = 67,469.16 × 18,664.14
  4. Step 4: Simplify right side
    44,959.38x = 1,259,253,847.92
  5. Step 5: Solve for x
    x = 1,259,253,847.92/44,959.38
  6. Step 6: Final answer
    x = 28,008.70

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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.