Home / 22,716.03-34,078.38-7,929.18

Finding the Fourth Proportional to 22,716.03, 34,078.38 and 7,929.18

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Solution

The fourth proportional to 22,716.03, 34,078.38 and 7,929.18 is: 11,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,716.03 : 34,078.38 = 7,929.18 : x
  2. Step 2: Convert to fraction form
    22,716.03/34,078.38 = 7,929.18/x
  3. Step 3: Cross multiply
    22,716.03x = 34,078.38 × 7,929.18
  4. Step 4: Simplify right side
    22,716.03x = 270,213,609.13
  5. Step 5: Solve for x
    x = 270,213,609.13/22,716.03
  6. Step 6: Final answer
    x = 11,895.28

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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.