Home / 33,489.32-50,198.58-12,127.79

Finding the Fourth Proportional to 33,489.32, 50,198.58 and 12,127.79

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Solution

The fourth proportional to 33,489.32, 50,198.58 and 12,127.79 is: 18,178.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,489.32 : 50,198.58 = 12,127.79 : x
  2. Step 2: Convert to fraction form
    33,489.32/50,198.58 = 12,127.79/x
  3. Step 3: Cross multiply
    33,489.32x = 50,198.58 × 12,127.79
  4. Step 4: Simplify right side
    33,489.32x = 608,797,585.55
  5. Step 5: Solve for x
    x = 608,797,585.55/33,489.32
  6. Step 6: Final answer
    x = 18,178.86

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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.