Home / 41,413.78-57,149.04-22,550.50

Finding the Fourth Proportional to 41,413.78, 57,149.04 and 22,550.50

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Solution

The fourth proportional to 41,413.78, 57,149.04 and 22,550.50 is: 31,118.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,413.78 : 57,149.04 = 22,550.50 : x
  2. Step 2: Convert to fraction form
    41,413.78/57,149.04 = 22,550.50/x
  3. Step 3: Cross multiply
    41,413.78x = 57,149.04 × 22,550.50
  4. Step 4: Simplify right side
    41,413.78x = 1,288,739,426.52
  5. Step 5: Solve for x
    x = 1,288,739,426.52/41,413.78
  6. Step 6: Final answer
    x = 31,118.61

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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.