Home / 16,979.43-25,462.67-9,183.99

Finding the Fourth Proportional to 16,979.43, 25,462.67 and 9,183.99

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Solution

The fourth proportional to 16,979.43, 25,462.67 and 9,183.99 is: 13,772.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,979.43 : 25,462.67 = 9,183.99 : x
  2. Step 2: Convert to fraction form
    16,979.43/25,462.67 = 9,183.99/x
  3. Step 3: Cross multiply
    16,979.43x = 25,462.67 × 9,183.99
  4. Step 4: Simplify right side
    16,979.43x = 233,848,860.73
  5. Step 5: Solve for x
    x = 233,848,860.73/16,979.43
  6. Step 6: Final answer
    x = 13,772.48

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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.