Home / 36,475.20-54,713.92-11,515.44

Finding the Fourth Proportional to 36,475.20, 54,713.92 and 11,515.44

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Solution

The fourth proportional to 36,475.20, 54,713.92 and 11,515.44 is: 17,273.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,475.20 : 54,713.92 = 11,515.44 : x
  2. Step 2: Convert to fraction form
    36,475.20/54,713.92 = 11,515.44/x
  3. Step 3: Cross multiply
    36,475.20x = 54,713.92 × 11,515.44
  4. Step 4: Simplify right side
    36,475.20x = 630,054,862.92
  5. Step 5: Solve for x
    x = 630,054,862.92/36,475.20
  6. Step 6: Final answer
    x = 17,273.51

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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.