Home / 33,413.20-50,115.48-12,634

Finding the Fourth Proportional to 33,413.20, 50,115.48 and 12,634

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Solution

The fourth proportional to 33,413.20, 50,115.48 and 12,634 is: 18,949.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,413.20 : 50,115.48 = 12,634 : x
  2. Step 2: Convert to fraction form
    33,413.20/50,115.48 = 12,634/x
  3. Step 3: Cross multiply
    33,413.20x = 50,115.48 × 12,634
  4. Step 4: Simplify right side
    33,413.20x = 633,158,974.32
  5. Step 5: Solve for x
    x = 633,158,974.32/33,413.20
  6. Step 6: Final answer
    x = 18,949.37

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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.