Home / 36,691.62-50,633.46-20,777.58

Finding the Fourth Proportional to 36,691.62, 50,633.46 and 20,777.58

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Solution

The fourth proportional to 36,691.62, 50,633.46 and 20,777.58 is: 28,672.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,691.62 : 50,633.46 = 20,777.58 : x
  2. Step 2: Convert to fraction form
    36,691.62/50,633.46 = 20,777.58/x
  3. Step 3: Cross multiply
    36,691.62x = 50,633.46 × 20,777.58
  4. Step 4: Simplify right side
    36,691.62x = 1,052,040,765.83
  5. Step 5: Solve for x
    x = 1,052,040,765.83/36,691.62
  6. Step 6: Final answer
    x = 28,672.51

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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.