Home / 36,727.38-50,690.82-20,812.50

Finding the Fourth Proportional to 36,727.38, 50,690.82 and 20,812.50

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Solution

The fourth proportional to 36,727.38, 50,690.82 and 20,812.50 is: 28,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,727.38 : 50,690.82 = 20,812.50 : x
  2. Step 2: Convert to fraction form
    36,727.38/50,690.82 = 20,812.50/x
  3. Step 3: Cross multiply
    36,727.38x = 50,690.82 × 20,812.50
  4. Step 4: Simplify right side
    36,727.38x = 1,055,002,691.25
  5. Step 5: Solve for x
    x = 1,055,002,691.25/36,727.38
  6. Step 6: Final answer
    x = 28,725.24

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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.