Home / 36,242.59-54,363.16-20,626.75

Finding the Fourth Proportional to 36,242.59, 54,363.16 and 20,626.75

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Solution

The fourth proportional to 36,242.59, 54,363.16 and 20,626.75 is: 30,939.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,242.59 : 54,363.16 = 20,626.75 : x
  2. Step 2: Convert to fraction form
    36,242.59/54,363.16 = 20,626.75/x
  3. Step 3: Cross multiply
    36,242.59x = 54,363.16 × 20,626.75
  4. Step 4: Simplify right side
    36,242.59x = 1,121,335,310.53
  5. Step 5: Solve for x
    x = 1,121,335,310.53/36,242.59
  6. Step 6: Final answer
    x = 30,939.71

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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.