Home / 17,863.15-26,789.25-12,351.91

Finding the Fourth Proportional to 17,863.15, 26,789.25 and 12,351.91

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Solution

The fourth proportional to 17,863.15, 26,789.25 and 12,351.91 is: 18,524.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,863.15 : 26,789.25 = 12,351.91 : x
  2. Step 2: Convert to fraction form
    17,863.15/26,789.25 = 12,351.91/x
  3. Step 3: Cross multiply
    17,863.15x = 26,789.25 × 12,351.91
  4. Step 4: Simplify right side
    17,863.15x = 330,898,404.97
  5. Step 5: Solve for x
    x = 330,898,404.97/17,863.15
  6. Step 6: Final answer
    x = 18,524.08

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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.