Home / 38,212.26-57,325.14-11,910.48

Finding the Fourth Proportional to 38,212.26, 57,325.14 and 11,910.48

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Solution

The fourth proportional to 38,212.26, 57,325.14 and 11,910.48 is: 17,867.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.26 : 57,325.14 = 11,910.48 : x
  2. Step 2: Convert to fraction form
    38,212.26/57,325.14 = 11,910.48/x
  3. Step 3: Cross multiply
    38,212.26x = 57,325.14 × 11,910.48
  4. Step 4: Simplify right side
    38,212.26x = 682,769,933.47
  5. Step 5: Solve for x
    x = 682,769,933.47/38,212.26
  6. Step 6: Final answer
    x = 17,867.82

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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.