Home / 16,335.18-22,542.78-12,239.73

Finding the Fourth Proportional to 16,335.18, 22,542.78 and 12,239.73

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Solution

The fourth proportional to 16,335.18, 22,542.78 and 12,239.73 is: 16,891.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,335.18 : 22,542.78 = 12,239.73 : x
  2. Step 2: Convert to fraction form
    16,335.18/22,542.78 = 12,239.73/x
  3. Step 3: Cross multiply
    16,335.18x = 22,542.78 × 12,239.73
  4. Step 4: Simplify right side
    16,335.18x = 275,917,540.65
  5. Step 5: Solve for x
    x = 275,917,540.65/16,335.18
  6. Step 6: Final answer
    x = 16,891.00

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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.