Home / 38,067.58-57,105.20-13,104.32

Finding the Fourth Proportional to 38,067.58, 57,105.20 and 13,104.32

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Solution

The fourth proportional to 38,067.58, 57,105.20 and 13,104.32 is: 19,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.58 : 57,105.20 = 13,104.32 : x
  2. Step 2: Convert to fraction form
    38,067.58/57,105.20 = 13,104.32/x
  3. Step 3: Cross multiply
    38,067.58x = 57,105.20 × 13,104.32
  4. Step 4: Simplify right side
    38,067.58x = 748,324,814.46
  5. Step 5: Solve for x
    x = 748,324,814.46/38,067.58
  6. Step 6: Final answer
    x = 19,657.80

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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.