Home / 12,251.84-18,377.78-3,367.28

Finding the Fourth Proportional to 12,251.84, 18,377.78 and 3,367.28

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Solution

The fourth proportional to 12,251.84, 18,377.78 and 3,367.28 is: 5,050.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,251.84 : 18,377.78 = 3,367.28 : x
  2. Step 2: Convert to fraction form
    12,251.84/18,377.78 = 3,367.28/x
  3. Step 3: Cross multiply
    12,251.84x = 18,377.78 × 3,367.28
  4. Step 4: Simplify right side
    12,251.84x = 61,883,160.15
  5. Step 5: Solve for x
    x = 61,883,160.15/12,251.84
  6. Step 6: Final answer
    x = 5,050.93

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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.