Home / 22,917.43-34,357.65-8,118.27

Finding the Fourth Proportional to 22,917.43, 34,357.65 and 8,118.27

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Solution

The fourth proportional to 22,917.43, 34,357.65 and 8,118.27 is: 12,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,917.43 : 34,357.65 = 8,118.27 : x
  2. Step 2: Convert to fraction form
    22,917.43/34,357.65 = 8,118.27/x
  3. Step 3: Cross multiply
    22,917.43x = 34,357.65 × 8,118.27
  4. Step 4: Simplify right side
    22,917.43x = 278,924,648.82
  5. Step 5: Solve for x
    x = 278,924,648.82/22,917.43
  6. Step 6: Final answer
    x = 12,170.85

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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.