Home / 36,451.10-50,301.42-20,535.20

Finding the Fourth Proportional to 36,451.10, 50,301.42 and 20,535.20

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Solution

The fourth proportional to 36,451.10, 50,301.42 and 20,535.20 is: 28,337.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,451.10 : 50,301.42 = 20,535.20 : x
  2. Step 2: Convert to fraction form
    36,451.10/50,301.42 = 20,535.20/x
  3. Step 3: Cross multiply
    36,451.10x = 50,301.42 × 20,535.20
  4. Step 4: Simplify right side
    36,451.10x = 1,032,949,719.98
  5. Step 5: Solve for x
    x = 1,032,949,719.98/36,451.10
  6. Step 6: Final answer
    x = 28,337.96

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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.