Home / 17,076.60-25,557.30-15,694.20

Finding the Fourth Proportional to 17,076.60, 25,557.30 and 15,694.20

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Solution

The fourth proportional to 17,076.60, 25,557.30 and 15,694.20 is: 23,488.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,076.60 : 25,557.30 = 15,694.20 : x
  2. Step 2: Convert to fraction form
    17,076.60/25,557.30 = 15,694.20/x
  3. Step 3: Cross multiply
    17,076.60x = 25,557.30 × 15,694.20
  4. Step 4: Simplify right side
    17,076.60x = 401,101,377.66
  5. Step 5: Solve for x
    x = 401,101,377.66/17,076.60
  6. Step 6: Final answer
    x = 23,488.36

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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.