Home / 12,464.62-18,696.69-3,230.38

Finding the Fourth Proportional to 12,464.62, 18,696.69 and 3,230.38

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Solution

The fourth proportional to 12,464.62, 18,696.69 and 3,230.38 is: 4,845.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464.62 : 18,696.69 = 3,230.38 : x
  2. Step 2: Convert to fraction form
    12,464.62/18,696.69 = 3,230.38/x
  3. Step 3: Cross multiply
    12,464.62x = 18,696.69 × 3,230.38
  4. Step 4: Simplify right side
    12,464.62x = 60,397,413.44
  5. Step 5: Solve for x
    x = 60,397,413.44/12,464.62
  6. Step 6: Final answer
    x = 4,845.51

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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.