Home / 36,980.38-55,470.57-33,772.78

Finding the Fourth Proportional to 36,980.38, 55,470.57 and 33,772.78

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Solution

The fourth proportional to 36,980.38, 55,470.57 and 33,772.78 is: 50,659.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,980.38 : 55,470.57 = 33,772.78 : x
  2. Step 2: Convert to fraction form
    36,980.38/55,470.57 = 33,772.78/x
  3. Step 3: Cross multiply
    36,980.38x = 55,470.57 × 33,772.78
  4. Step 4: Simplify right side
    36,980.38x = 1,873,395,357.08
  5. Step 5: Solve for x
    x = 1,873,395,357.08/36,980.38
  6. Step 6: Final answer
    x = 50,659.17

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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.