Home / 49,761.60-68,685.12-32,778.24

Finding the Fourth Proportional to 49,761.60, 68,685.12 and 32,778.24

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Solution

The fourth proportional to 49,761.60, 68,685.12 and 32,778.24 is: 45,243.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,761.60 : 68,685.12 = 32,778.24 : x
  2. Step 2: Convert to fraction form
    49,761.60/68,685.12 = 32,778.24/x
  3. Step 3: Cross multiply
    49,761.60x = 68,685.12 × 32,778.24
  4. Step 4: Simplify right side
    49,761.60x = 2,251,377,347.79
  5. Step 5: Solve for x
    x = 2,251,377,347.79/49,761.60
  6. Step 6: Final answer
    x = 45,243.27

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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.