Home / 36,027.27-49,715.57-20,112.73

Finding the Fourth Proportional to 36,027.27, 49,715.57 and 20,112.73

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Solution

The fourth proportional to 36,027.27, 49,715.57 and 20,112.73 is: 27,754.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,027.27 : 49,715.57 = 20,112.73 : x
  2. Step 2: Convert to fraction form
    36,027.27/49,715.57 = 20,112.73/x
  3. Step 3: Cross multiply
    36,027.27x = 49,715.57 × 20,112.73
  4. Step 4: Simplify right side
    36,027.27x = 999,915,836.21
  5. Step 5: Solve for x
    x = 999,915,836.21/36,027.27
  6. Step 6: Final answer
    x = 27,754.42

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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.