Home / 22,715.33-34,063.26-7,919.87

Finding the Fourth Proportional to 22,715.33, 34,063.26 and 7,919.87

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Solution

The fourth proportional to 22,715.33, 34,063.26 and 7,919.87 is: 11,876.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,715.33 : 34,063.26 = 7,919.87 : x
  2. Step 2: Convert to fraction form
    22,715.33/34,063.26 = 7,919.87/x
  3. Step 3: Cross multiply
    22,715.33x = 34,063.26 × 7,919.87
  4. Step 4: Simplify right side
    22,715.33x = 269,776,590.98
  5. Step 5: Solve for x
    x = 269,776,590.98/22,715.33
  6. Step 6: Final answer
    x = 11,876.41

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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.