Home / 41,550.24-57,351.60-28,979.04

Finding the Fourth Proportional to 41,550.24, 57,351.60 and 28,979.04

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Solution

The fourth proportional to 41,550.24, 57,351.60 and 28,979.04 is: 39,999.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,550.24 : 57,351.60 = 28,979.04 : x
  2. Step 2: Convert to fraction form
    41,550.24/57,351.60 = 28,979.04/x
  3. Step 3: Cross multiply
    41,550.24x = 57,351.60 × 28,979.04
  4. Step 4: Simplify right side
    41,550.24x = 1,661,994,310.46
  5. Step 5: Solve for x
    x = 1,661,994,310.46/41,550.24
  6. Step 6: Final answer
    x = 39,999.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.