Home / 20,037.27-30,066.39-8,199.83

Finding the Fourth Proportional to 20,037.27, 30,066.39 and 8,199.83

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Solution

The fourth proportional to 20,037.27, 30,066.39 and 8,199.83 is: 12,304.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,037.27 : 30,066.39 = 8,199.83 : x
  2. Step 2: Convert to fraction form
    20,037.27/30,066.39 = 8,199.83/x
  3. Step 3: Cross multiply
    20,037.27x = 30,066.39 × 8,199.83
  4. Step 4: Simplify right side
    20,037.27x = 246,539,361.88
  5. Step 5: Solve for x
    x = 246,539,361.88/20,037.27
  6. Step 6: Final answer
    x = 12,304.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.