Home / 36,151.08-54,221.49-13,974.90

Finding the Fourth Proportional to 36,151.08, 54,221.49 and 13,974.90

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Solution

The fourth proportional to 36,151.08, 54,221.49 and 13,974.90 is: 20,960.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,151.08 : 54,221.49 = 13,974.90 : x
  2. Step 2: Convert to fraction form
    36,151.08/54,221.49 = 13,974.90/x
  3. Step 3: Cross multiply
    36,151.08x = 54,221.49 × 13,974.90
  4. Step 4: Simplify right side
    36,151.08x = 757,739,900.60
  5. Step 5: Solve for x
    x = 757,739,900.60/36,151.08
  6. Step 6: Final answer
    x = 20,960.37

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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.