Home / 17,068.30-25,694.66-15,351.78

Finding the Fourth Proportional to 17,068.30, 25,694.66 and 15,351.78

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Solution

The fourth proportional to 17,068.30, 25,694.66 and 15,351.78 is: 23,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,068.30 : 25,694.66 = 15,351.78 : x
  2. Step 2: Convert to fraction form
    17,068.30/25,694.66 = 15,351.78/x
  3. Step 3: Cross multiply
    17,068.30x = 25,694.66 × 15,351.78
  4. Step 4: Simplify right side
    17,068.30x = 394,458,600.64
  5. Step 5: Solve for x
    x = 394,458,600.64/17,068.30
  6. Step 6: Final answer
    x = 23,110.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.