Home / 36,890.38-50,908.66-20,123.38

Finding the Fourth Proportional to 36,890.38, 50,908.66 and 20,123.38

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Solution

The fourth proportional to 36,890.38, 50,908.66 and 20,123.38 is: 27,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.38 : 50,908.66 = 20,123.38 : x
  2. Step 2: Convert to fraction form
    36,890.38/50,908.66 = 20,123.38/x
  3. Step 3: Cross multiply
    36,890.38x = 50,908.66 × 20,123.38
  4. Step 4: Simplify right side
    36,890.38x = 1,024,454,310.47
  5. Step 5: Solve for x
    x = 1,024,454,310.47/36,890.38
  6. Step 6: Final answer
    x = 27,770.23

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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.