Home / 38,241.49-57,370.33-11,948.21

Finding the Fourth Proportional to 38,241.49, 57,370.33 and 11,948.21

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Solution

The fourth proportional to 38,241.49, 57,370.33 and 11,948.21 is: 17,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,241.49 : 57,370.33 = 11,948.21 : x
  2. Step 2: Convert to fraction form
    38,241.49/57,370.33 = 11,948.21/x
  3. Step 3: Cross multiply
    38,241.49x = 57,370.33 × 11,948.21
  4. Step 4: Simplify right side
    38,241.49x = 685,472,750.61
  5. Step 5: Solve for x
    x = 685,472,750.61/38,241.49
  6. Step 6: Final answer
    x = 17,924.85

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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.