Home / 16,286.14-22,474.08-9,212.41

Finding the Fourth Proportional to 16,286.14, 22,474.08 and 9,212.41

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Solution

The fourth proportional to 16,286.14, 22,474.08 and 9,212.41 is: 12,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,286.14 : 22,474.08 = 9,212.41 : x
  2. Step 2: Convert to fraction form
    16,286.14/22,474.08 = 9,212.41/x
  3. Step 3: Cross multiply
    16,286.14x = 22,474.08 × 9,212.41
  4. Step 4: Simplify right side
    16,286.14x = 207,040,439.33
  5. Step 5: Solve for x
    x = 207,040,439.33/16,286.14
  6. Step 6: Final answer
    x = 12,712.68

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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.