Home / 38,984.36-58,481.11-13,676.14

Finding the Fourth Proportional to 38,984.36, 58,481.11 and 13,676.14

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Solution

The fourth proportional to 38,984.36, 58,481.11 and 13,676.14 is: 20,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,984.36 : 58,481.11 = 13,676.14 : x
  2. Step 2: Convert to fraction form
    38,984.36/58,481.11 = 13,676.14/x
  3. Step 3: Cross multiply
    38,984.36x = 58,481.11 × 13,676.14
  4. Step 4: Simplify right side
    38,984.36x = 799,795,555.31
  5. Step 5: Solve for x
    x = 799,795,555.31/38,984.36
  6. Step 6: Final answer
    x = 20,515.81

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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.