Home / 12,469.16-17,280.24-12,232.61

Finding the Fourth Proportional to 12,469.16, 17,280.24 and 12,232.61

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Solution

The fourth proportional to 12,469.16, 17,280.24 and 12,232.61 is: 16,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469.16 : 17,280.24 = 12,232.61 : x
  2. Step 2: Convert to fraction form
    12,469.16/17,280.24 = 12,232.61/x
  3. Step 3: Cross multiply
    12,469.16x = 17,280.24 × 12,232.61
  4. Step 4: Simplify right side
    12,469.16x = 211,382,350.23
  5. Step 5: Solve for x
    x = 211,382,350.23/12,469.16
  6. Step 6: Final answer
    x = 16,952.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.