Home / 26,104.80-39,163.56-8,335.47

Finding the Fourth Proportional to 26,104.80, 39,163.56 and 8,335.47

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Solution

The fourth proportional to 26,104.80, 39,163.56 and 8,335.47 is: 12,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,104.80 : 39,163.56 = 8,335.47 : x
  2. Step 2: Convert to fraction form
    26,104.80/39,163.56 = 8,335.47/x
  3. Step 3: Cross multiply
    26,104.80x = 39,163.56 × 8,335.47
  4. Step 4: Simplify right side
    26,104.80x = 326,446,679.47
  5. Step 5: Solve for x
    x = 326,446,679.47/26,104.80
  6. Step 6: Final answer
    x = 12,505.24

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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.