Home / 13,617.18-20,413.38-4,850.04

Finding the Fourth Proportional to 13,617.18, 20,413.38 and 4,850.04

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Solution

The fourth proportional to 13,617.18, 20,413.38 and 4,850.04 is: 7,270.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,617.18 : 20,413.38 = 4,850.04 : x
  2. Step 2: Convert to fraction form
    13,617.18/20,413.38 = 4,850.04/x
  3. Step 3: Cross multiply
    13,617.18x = 20,413.38 × 4,850.04
  4. Step 4: Simplify right side
    13,617.18x = 99,005,709.54
  5. Step 5: Solve for x
    x = 99,005,709.54/13,617.18
  6. Step 6: Final answer
    x = 7,270.65

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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.