Home / 15,028.09-22,517.39-5,161.95

Finding the Fourth Proportional to 15,028.09, 22,517.39 and 5,161.95

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Solution

The fourth proportional to 15,028.09, 22,517.39 and 5,161.95 is: 7,734.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028.09 : 22,517.39 = 5,161.95 : x
  2. Step 2: Convert to fraction form
    15,028.09/22,517.39 = 5,161.95/x
  3. Step 3: Cross multiply
    15,028.09x = 22,517.39 × 5,161.95
  4. Step 4: Simplify right side
    15,028.09x = 116,233,654.22
  5. Step 5: Solve for x
    x = 116,233,654.22/15,028.09
  6. Step 6: Final answer
    x = 7,734.43

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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.