Home / 36,650.43-50,577.60-20,734.56

Finding the Fourth Proportional to 36,650.43, 50,577.60 and 20,734.56

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Solution

The fourth proportional to 36,650.43, 50,577.60 and 20,734.56 is: 28,613.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,650.43 : 50,577.60 = 20,734.56 : x
  2. Step 2: Convert to fraction form
    36,650.43/50,577.60 = 20,734.56/x
  3. Step 3: Cross multiply
    36,650.43x = 50,577.60 × 20,734.56
  4. Step 4: Simplify right side
    36,650.43x = 1,048,704,281.86
  5. Step 5: Solve for x
    x = 1,048,704,281.86/36,650.43
  6. Step 6: Final answer
    x = 28,613.70

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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.