Home / 36,882.56-50,896.40-20,115.56

Finding the Fourth Proportional to 36,882.56, 50,896.40 and 20,115.56

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Solution

The fourth proportional to 36,882.56, 50,896.40 and 20,115.56 is: 27,758.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,882.56 : 50,896.40 = 20,115.56 : x
  2. Step 2: Convert to fraction form
    36,882.56/50,896.40 = 20,115.56/x
  3. Step 3: Cross multiply
    36,882.56x = 50,896.40 × 20,115.56
  4. Step 4: Simplify right side
    36,882.56x = 1,023,809,587.98
  5. Step 5: Solve for x
    x = 1,023,809,587.98/36,882.56
  6. Step 6: Final answer
    x = 27,758.64

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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.