Home / 16,474.24-24,712.32-8,685.28

Finding the Fourth Proportional to 16,474.24, 24,712.32 and 8,685.28

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Solution

The fourth proportional to 16,474.24, 24,712.32 and 8,685.28 is: 13,028.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.24 : 24,712.32 = 8,685.28 : x
  2. Step 2: Convert to fraction form
    16,474.24/24,712.32 = 8,685.28/x
  3. Step 3: Cross multiply
    16,474.24x = 24,712.32 × 8,685.28
  4. Step 4: Simplify right side
    16,474.24x = 214,633,418.65
  5. Step 5: Solve for x
    x = 214,633,418.65/16,474.24
  6. Step 6: Final answer
    x = 13,028.43

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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.