Home / 38,914.44-58,377.12-12,610.68

Finding the Fourth Proportional to 38,914.44, 58,377.12 and 12,610.68

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Solution

The fourth proportional to 38,914.44, 58,377.12 and 12,610.68 is: 18,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,914.44 : 58,377.12 = 12,610.68 : x
  2. Step 2: Convert to fraction form
    38,914.44/58,377.12 = 12,610.68/x
  3. Step 3: Cross multiply
    38,914.44x = 58,377.12 × 12,610.68
  4. Step 4: Simplify right side
    38,914.44x = 736,175,179.64
  5. Step 5: Solve for x
    x = 736,175,179.64/38,914.44
  6. Step 6: Final answer
    x = 18,917.79

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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.