Home / 41,413.08-62,129.55-13,335.78

Finding the Fourth Proportional to 41,413.08, 62,129.55 and 13,335.78

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Solution

The fourth proportional to 41,413.08, 62,129.55 and 13,335.78 is: 20,006.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,413.08 : 62,129.55 = 13,335.78 : x
  2. Step 2: Convert to fraction form
    41,413.08/62,129.55 = 13,335.78/x
  3. Step 3: Cross multiply
    41,413.08x = 62,129.55 × 13,335.78
  4. Step 4: Simplify right side
    41,413.08x = 828,546,010.30
  5. Step 5: Solve for x
    x = 828,546,010.30/41,413.08
  6. Step 6: Final answer
    x = 20,006.87

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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.