Home / 40,154.40-55,413.54-22,249.62

Finding the Fourth Proportional to 40,154.40, 55,413.54 and 22,249.62

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Solution

The fourth proportional to 40,154.40, 55,413.54 and 22,249.62 is: 30,704.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.40 : 55,413.54 = 22,249.62 : x
  2. Step 2: Convert to fraction form
    40,154.40/55,413.54 = 22,249.62/x
  3. Step 3: Cross multiply
    40,154.40x = 55,413.54 × 22,249.62
  4. Step 4: Simplify right side
    40,154.40x = 1,232,930,207.85
  5. Step 5: Solve for x
    x = 1,232,930,207.85/40,154.40
  6. Step 6: Final answer
    x = 30,704.73

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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.