Home / 12,204.20-18,309.11-4,413.02

Finding the Fourth Proportional to 12,204.20, 18,309.11 and 4,413.02

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Solution

The fourth proportional to 12,204.20, 18,309.11 and 4,413.02 is: 6,620.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,204.20 : 18,309.11 = 4,413.02 : x
  2. Step 2: Convert to fraction form
    12,204.20/18,309.11 = 4,413.02/x
  3. Step 3: Cross multiply
    12,204.20x = 18,309.11 × 4,413.02
  4. Step 4: Simplify right side
    12,204.20x = 80,798,355.00
  5. Step 5: Solve for x
    x = 80,798,355.00/12,204.20
  6. Step 6: Final answer
    x = 6,620.54

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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.