Home / 19,863.36-29,793.22-6,715.85

Finding the Fourth Proportional to 19,863.36, 29,793.22 and 6,715.85

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Solution

The fourth proportional to 19,863.36, 29,793.22 and 6,715.85 is: 10,073.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,863.36 : 29,793.22 = 6,715.85 : x
  2. Step 2: Convert to fraction form
    19,863.36/29,793.22 = 6,715.85/x
  3. Step 3: Cross multiply
    19,863.36x = 29,793.22 × 6,715.85
  4. Step 4: Simplify right side
    19,863.36x = 200,086,630.78
  5. Step 5: Solve for x
    x = 200,086,630.78/19,863.36
  6. Step 6: Final answer
    x = 10,073.15

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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.