Home / 12,824.92-19,237.30-3,465.87

Finding the Fourth Proportional to 12,824.92, 19,237.30 and 3,465.87

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Solution

The fourth proportional to 12,824.92, 19,237.30 and 3,465.87 is: 5,198.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.92 : 19,237.30 = 3,465.87 : x
  2. Step 2: Convert to fraction form
    12,824.92/19,237.30 = 3,465.87/x
  3. Step 3: Cross multiply
    12,824.92x = 19,237.30 × 3,465.87
  4. Step 4: Simplify right side
    12,824.92x = 66,673,963.62
  5. Step 5: Solve for x
    x = 66,673,963.62/12,824.92
  6. Step 6: Final answer
    x = 5,198.78

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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.