Home / 36,906.07-50,930.37-20,139.07

Finding the Fourth Proportional to 36,906.07, 50,930.37 and 20,139.07

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Solution

The fourth proportional to 36,906.07, 50,930.37 and 20,139.07 is: 27,791.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906.07 : 50,930.37 = 20,139.07 : x
  2. Step 2: Convert to fraction form
    36,906.07/50,930.37 = 20,139.07/x
  3. Step 3: Cross multiply
    36,906.07x = 50,930.37 × 20,139.07
  4. Step 4: Simplify right side
    36,906.07x = 1,025,690,286.56
  5. Step 5: Solve for x
    x = 1,025,690,286.56/36,906.07
  6. Step 6: Final answer
    x = 27,791.91

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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.