Home / 18,086.69-24,948.74-11,954.43

Finding the Fourth Proportional to 18,086.69, 24,948.74 and 11,954.43

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Solution

The fourth proportional to 18,086.69, 24,948.74 and 11,954.43 is: 16,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.69 : 24,948.74 = 11,954.43 : x
  2. Step 2: Convert to fraction form
    18,086.69/24,948.74 = 11,954.43/x
  3. Step 3: Cross multiply
    18,086.69x = 24,948.74 × 11,954.43
  4. Step 4: Simplify right side
    18,086.69x = 298,247,995.80
  5. Step 5: Solve for x
    x = 298,247,995.80/18,086.69
  6. Step 6: Final answer
    x = 16,489.91

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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.