Home / 16,388.33-24,578.84-7,954.61

Finding the Fourth Proportional to 16,388.33, 24,578.84 and 7,954.61

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Solution

The fourth proportional to 16,388.33, 24,578.84 and 7,954.61 is: 11,930.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.33 : 24,578.84 = 7,954.61 : x
  2. Step 2: Convert to fraction form
    16,388.33/24,578.84 = 7,954.61/x
  3. Step 3: Cross multiply
    16,388.33x = 24,578.84 × 7,954.61
  4. Step 4: Simplify right side
    16,388.33x = 195,514,983.44
  5. Step 5: Solve for x
    x = 195,514,983.44/16,388.33
  6. Step 6: Final answer
    x = 11,930.14

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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.