Home / 36,906.24-50,929.92-20,140.80

Finding the Fourth Proportional to 36,906.24, 50,929.92 and 20,140.80

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Solution

The fourth proportional to 36,906.24, 50,929.92 and 20,140.80 is: 27,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906.24 : 50,929.92 = 20,140.80 : x
  2. Step 2: Convert to fraction form
    36,906.24/50,929.92 = 20,140.80/x
  3. Step 3: Cross multiply
    36,906.24x = 50,929.92 × 20,140.80
  4. Step 4: Simplify right side
    36,906.24x = 1,025,769,332.74
  5. Step 5: Solve for x
    x = 1,025,769,332.74/36,906.24
  6. Step 6: Final answer
    x = 27,793.93

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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.