Home / 11,882.04-16,418.88-11,305.59

Finding the Fourth Proportional to 11,882.04, 16,418.88 and 11,305.59

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Solution

The fourth proportional to 11,882.04, 16,418.88 and 11,305.59 is: 15,622.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,882.04 : 16,418.88 = 11,305.59 : x
  2. Step 2: Convert to fraction form
    11,882.04/16,418.88 = 11,305.59/x
  3. Step 3: Cross multiply
    11,882.04x = 16,418.88 × 11,305.59
  4. Step 4: Simplify right side
    11,882.04x = 185,625,125.54
  5. Step 5: Solve for x
    x = 185,625,125.54/11,882.04
  6. Step 6: Final answer
    x = 15,622.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.