Home / 36,121.10-54,145.20-16,413.80

Finding the Fourth Proportional to 36,121.10, 54,145.20 and 16,413.80

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Solution

The fourth proportional to 36,121.10, 54,145.20 and 16,413.80 is: 24,604.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,121.10 : 54,145.20 = 16,413.80 : x
  2. Step 2: Convert to fraction form
    36,121.10/54,145.20 = 16,413.80/x
  3. Step 3: Cross multiply
    36,121.10x = 54,145.20 × 16,413.80
  4. Step 4: Simplify right side
    36,121.10x = 888,728,483.76
  5. Step 5: Solve for x
    x = 888,728,483.76/36,121.10
  6. Step 6: Final answer
    x = 24,604.14

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1.5x scale

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.