Home / 26,204-39,360.20-21,212.24

Finding the Fourth Proportional to 26,204, 39,360.20 and 21,212.24

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Solution

The fourth proportional to 26,204, 39,360.20 and 21,212.24 is: 31,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,204 : 39,360.20 = 21,212.24 : x
  2. Step 2: Convert to fraction form
    26,204/39,360.20 = 21,212.24/x
  3. Step 3: Cross multiply
    26,204x = 39,360.20 × 21,212.24
  4. Step 4: Simplify right side
    26,204x = 834,918,008.85
  5. Step 5: Solve for x
    x = 834,918,008.85/26,204
  6. Step 6: Final answer
    x = 31,862.24

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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.