Home / 36,125.30-49,860.72-21,982.70

Finding the Fourth Proportional to 36,125.30, 49,860.72 and 21,982.70

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Solution

The fourth proportional to 36,125.30, 49,860.72 and 21,982.70 is: 30,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,125.30 : 49,860.72 = 21,982.70 : x
  2. Step 2: Convert to fraction form
    36,125.30/49,860.72 = 21,982.70/x
  3. Step 3: Cross multiply
    36,125.30x = 49,860.72 × 21,982.70
  4. Step 4: Simplify right side
    36,125.30x = 1,096,073,249.54
  5. Step 5: Solve for x
    x = 1,096,073,249.54/36,125.30
  6. Step 6: Final answer
    x = 30,340.88

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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.