Home / 41,328.16-61,982.92-11,745.34

Finding the Fourth Proportional to 41,328.16, 61,982.92 and 11,745.34

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Solution

The fourth proportional to 41,328.16, 61,982.92 and 11,745.34 is: 17,615.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,328.16 : 61,982.92 = 11,745.34 : x
  2. Step 2: Convert to fraction form
    41,328.16/61,982.92 = 11,745.34/x
  3. Step 3: Cross multiply
    41,328.16x = 61,982.92 × 11,745.34
  4. Step 4: Simplify right side
    41,328.16x = 728,010,469.59
  5. Step 5: Solve for x
    x = 728,010,469.59/41,328.16
  6. Step 6: Final answer
    x = 17,615.36

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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.