Home / 36,161.28-49,930.56-29,120.76

Finding the Fourth Proportional to 36,161.28, 49,930.56 and 29,120.76

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Solution

The fourth proportional to 36,161.28, 49,930.56 and 29,120.76 is: 40,209.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,161.28 : 49,930.56 = 29,120.76 : x
  2. Step 2: Convert to fraction form
    36,161.28/49,930.56 = 29,120.76/x
  3. Step 3: Cross multiply
    36,161.28x = 49,930.56 × 29,120.76
  4. Step 4: Simplify right side
    36,161.28x = 1,454,015,854.43
  5. Step 5: Solve for x
    x = 1,454,015,854.43/36,161.28
  6. Step 6: Final answer
    x = 40,209.19

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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.