Home / 16,936.71-25,398.11-5,086.35

Finding the Fourth Proportional to 16,936.71, 25,398.11 and 5,086.35

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Solution

The fourth proportional to 16,936.71, 25,398.11 and 5,086.35 is: 7,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,936.71 : 25,398.11 = 5,086.35 : x
  2. Step 2: Convert to fraction form
    16,936.71/25,398.11 = 5,086.35/x
  3. Step 3: Cross multiply
    16,936.71x = 25,398.11 × 5,086.35
  4. Step 4: Simplify right side
    16,936.71x = 129,183,676.80
  5. Step 5: Solve for x
    x = 129,183,676.80/16,936.71
  6. Step 6: Final answer
    x = 7,627.44

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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.