Home / 18,044.91-27,067.37-12,467.79

Finding the Fourth Proportional to 18,044.91, 27,067.37 and 12,467.79

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Solution

The fourth proportional to 18,044.91, 27,067.37 and 12,467.79 is: 18,701.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,044.91 : 27,067.37 = 12,467.79 : x
  2. Step 2: Convert to fraction form
    18,044.91/27,067.37 = 12,467.79/x
  3. Step 3: Cross multiply
    18,044.91x = 27,067.37 × 12,467.79
  4. Step 4: Simplify right side
    18,044.91x = 337,470,222.67
  5. Step 5: Solve for x
    x = 337,470,222.67/18,044.91
  6. Step 6: Final answer
    x = 18,701.69

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1.5x scale

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.