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Finding the Fourth Proportional to 44,761.78, 67,133.07 and 18,459.70

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Solution

The fourth proportional to 44,761.78, 67,133.07 and 18,459.70 is: 27,685.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,761.78 : 67,133.07 = 18,459.70 : x
  2. Step 2: Convert to fraction form
    44,761.78/67,133.07 = 18,459.70/x
  3. Step 3: Cross multiply
    44,761.78x = 67,133.07 × 18,459.70
  4. Step 4: Simplify right side
    44,761.78x = 1,239,256,332.28
  5. Step 5: Solve for x
    x = 1,239,256,332.28/44,761.78
  6. Step 6: Final answer
    x = 27,685.59

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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.