Home / 38,250.10-57,375.20-11,954.98

Finding the Fourth Proportional to 38,250.10, 57,375.20 and 11,954.98

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Solution

The fourth proportional to 38,250.10, 57,375.20 and 11,954.98 is: 17,932.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,250.10 : 57,375.20 = 11,954.98 : x
  2. Step 2: Convert to fraction form
    38,250.10/57,375.20 = 11,954.98/x
  3. Step 3: Cross multiply
    38,250.10x = 57,375.20 × 11,954.98
  4. Step 4: Simplify right side
    38,250.10x = 685,919,308.72
  5. Step 5: Solve for x
    x = 685,919,308.72/38,250.10
  6. Step 6: Final answer
    x = 17,932.48

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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.