Home / 36,745.20-50,708.17-20,392.25

Finding the Fourth Proportional to 36,745.20, 50,708.17 and 20,392.25

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Solution

The fourth proportional to 36,745.20, 50,708.17 and 20,392.25 is: 28,141.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,745.20 : 50,708.17 = 20,392.25 : x
  2. Step 2: Convert to fraction form
    36,745.20/50,708.17 = 20,392.25/x
  3. Step 3: Cross multiply
    36,745.20x = 50,708.17 × 20,392.25
  4. Step 4: Simplify right side
    36,745.20x = 1,034,053,679.68
  5. Step 5: Solve for x
    x = 1,034,053,679.68/36,745.20
  6. Step 6: Final answer
    x = 28,141.19

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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.