Home / 38,067.75-57,107.07-11,774.52

Finding the Fourth Proportional to 38,067.75, 57,107.07 and 11,774.52

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Solution

The fourth proportional to 38,067.75, 57,107.07 and 11,774.52 is: 17,663.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.75 : 57,107.07 = 11,774.52 : x
  2. Step 2: Convert to fraction form
    38,067.75/57,107.07 = 11,774.52/x
  3. Step 3: Cross multiply
    38,067.75x = 57,107.07 × 11,774.52
  4. Step 4: Simplify right side
    38,067.75x = 672,408,337.86
  5. Step 5: Solve for x
    x = 672,408,337.86/38,067.75
  6. Step 6: Final answer
    x = 17,663.46

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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.