Home / 36,939.04-50,976.92-20,173.12

Finding the Fourth Proportional to 36,939.04, 50,976.92 and 20,173.12

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Solution

The fourth proportional to 36,939.04, 50,976.92 and 20,173.12 is: 27,839.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,939.04 : 50,976.92 = 20,173.12 : x
  2. Step 2: Convert to fraction form
    36,939.04/50,976.92 = 20,173.12/x
  3. Step 3: Cross multiply
    36,939.04x = 50,976.92 × 20,173.12
  4. Step 4: Simplify right side
    36,939.04x = 1,028,363,524.39
  5. Step 5: Solve for x
    x = 1,028,363,524.39/36,939.04
  6. Step 6: Final answer
    x = 27,839.48

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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.