Home / 36,542.92-50,432.22-20,628.64

Finding the Fourth Proportional to 36,542.92, 50,432.22 and 20,628.64

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Solution

The fourth proportional to 36,542.92, 50,432.22 and 20,628.64 is: 28,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,542.92 : 50,432.22 = 20,628.64 : x
  2. Step 2: Convert to fraction form
    36,542.92/50,432.22 = 20,628.64/x
  3. Step 3: Cross multiply
    36,542.92x = 50,432.22 × 20,628.64
  4. Step 4: Simplify right side
    36,542.92x = 1,040,348,110.78
  5. Step 5: Solve for x
    x = 1,040,348,110.78/36,542.92
  6. Step 6: Final answer
    x = 28,469.21

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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.