Home / 41,129.48-61,718.90-17,755.89

Finding the Fourth Proportional to 41,129.48, 61,718.90 and 17,755.89

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Solution

The fourth proportional to 41,129.48, 61,718.90 and 17,755.89 is: 26,644.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129.48 : 61,718.90 = 17,755.89 : x
  2. Step 2: Convert to fraction form
    41,129.48/61,718.90 = 17,755.89/x
  3. Step 3: Cross multiply
    41,129.48x = 61,718.90 × 17,755.89
  4. Step 4: Simplify right side
    41,129.48x = 1,095,873,910.54
  5. Step 5: Solve for x
    x = 1,095,873,910.54/41,129.48
  6. Step 6: Final answer
    x = 26,644.49

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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.