Home / 11,974.35-17,952.57-8,265.99

Finding the Fourth Proportional to 11,974.35, 17,952.57 and 8,265.99

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Solution

The fourth proportional to 11,974.35, 17,952.57 and 8,265.99 is: 12,392.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.35 : 17,952.57 = 8,265.99 : x
  2. Step 2: Convert to fraction form
    11,974.35/17,952.57 = 8,265.99/x
  3. Step 3: Cross multiply
    11,974.35x = 17,952.57 × 8,265.99
  4. Step 4: Simplify right side
    11,974.35x = 148,395,764.09
  5. Step 5: Solve for x
    x = 148,395,764.09/11,974.35
  6. Step 6: Final answer
    x = 12,392.80

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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.