Home / 36,757.12-50,736.38-21,648.76

Finding the Fourth Proportional to 36,757.12, 50,736.38 and 21,648.76

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Solution

The fourth proportional to 36,757.12, 50,736.38 and 21,648.76 is: 29,882.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,757.12 : 50,736.38 = 21,648.76 : x
  2. Step 2: Convert to fraction form
    36,757.12/50,736.38 = 21,648.76/x
  3. Step 3: Cross multiply
    36,757.12x = 50,736.38 × 21,648.76
  4. Step 4: Simplify right side
    36,757.12x = 1,098,379,713.89
  5. Step 5: Solve for x
    x = 1,098,379,713.89/36,757.12
  6. Step 6: Final answer
    x = 29,882.09

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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.