Home / 27,418.60-41,127.78-10,766.98

Finding the Fourth Proportional to 27,418.60, 41,127.78 and 10,766.98

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Solution

The fourth proportional to 27,418.60, 41,127.78 and 10,766.98 is: 16,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.60 : 41,127.78 = 10,766.98 : x
  2. Step 2: Convert to fraction form
    27,418.60/41,127.78 = 10,766.98/x
  3. Step 3: Cross multiply
    27,418.60x = 41,127.78 × 10,766.98
  4. Step 4: Simplify right side
    27,418.60x = 442,821,984.70
  5. Step 5: Solve for x
    x = 442,821,984.70/27,418.60
  6. Step 6: Final answer
    x = 16,150.42

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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.