Home / 26,266.62-39,400.28-8,736.46

Finding the Fourth Proportional to 26,266.62, 39,400.28 and 8,736.46

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Solution

The fourth proportional to 26,266.62, 39,400.28 and 8,736.46 is: 13,104.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,266.62 : 39,400.28 = 8,736.46 : x
  2. Step 2: Convert to fraction form
    26,266.62/39,400.28 = 8,736.46/x
  3. Step 3: Cross multiply
    26,266.62x = 39,400.28 × 8,736.46
  4. Step 4: Simplify right side
    26,266.62x = 344,218,970.21
  5. Step 5: Solve for x
    x = 344,218,970.21/26,266.62
  6. Step 6: Final answer
    x = 13,104.81

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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.