Home / 41,179.20-61,768.80-25,627.20

Finding the Fourth Proportional to 41,179.20, 61,768.80 and 25,627.20

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Solution

The fourth proportional to 41,179.20, 61,768.80 and 25,627.20 is: 38,440.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,179.20 : 61,768.80 = 25,627.20 : x
  2. Step 2: Convert to fraction form
    41,179.20/61,768.80 = 25,627.20/x
  3. Step 3: Cross multiply
    41,179.20x = 61,768.80 × 25,627.20
  4. Step 4: Simplify right side
    41,179.20x = 1,582,961,391.36
  5. Step 5: Solve for x
    x = 1,582,961,391.36/41,179.20
  6. Step 6: Final answer
    x = 38,440.80

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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.