Home / 16,815.36-25,217.14-4,965.97

Finding the Fourth Proportional to 16,815.36, 25,217.14 and 4,965.97

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Solution

The fourth proportional to 16,815.36, 25,217.14 and 4,965.97 is: 7,447.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.36 : 25,217.14 = 4,965.97 : x
  2. Step 2: Convert to fraction form
    16,815.36/25,217.14 = 4,965.97/x
  3. Step 3: Cross multiply
    16,815.36x = 25,217.14 × 4,965.97
  4. Step 4: Simplify right side
    16,815.36x = 125,227,560.73
  5. Step 5: Solve for x
    x = 125,227,560.73/16,815.36
  6. Step 6: Final answer
    x = 7,447.21

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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.