Home / 16,418.14-22,639.02-11,103.73

Finding the Fourth Proportional to 16,418.14, 22,639.02 and 11,103.73

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Solution

The fourth proportional to 16,418.14, 22,639.02 and 11,103.73 is: 15,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,418.14 : 22,639.02 = 11,103.73 : x
  2. Step 2: Convert to fraction form
    16,418.14/22,639.02 = 11,103.73/x
  3. Step 3: Cross multiply
    16,418.14x = 22,639.02 × 11,103.73
  4. Step 4: Simplify right side
    16,418.14x = 251,377,625.88
  5. Step 5: Solve for x
    x = 251,377,625.88/16,418.14
  6. Step 6: Final answer
    x = 15,310.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.