Home / 17,098.20-25,647.30-4,786.20

Finding the Fourth Proportional to 17,098.20, 25,647.30 and 4,786.20

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Solution

The fourth proportional to 17,098.20, 25,647.30 and 4,786.20 is: 7,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098.20 : 25,647.30 = 4,786.20 : x
  2. Step 2: Convert to fraction form
    17,098.20/25,647.30 = 4,786.20/x
  3. Step 3: Cross multiply
    17,098.20x = 25,647.30 × 4,786.20
  4. Step 4: Simplify right side
    17,098.20x = 122,753,107.26
  5. Step 5: Solve for x
    x = 122,753,107.26/17,098.20
  6. Step 6: Final answer
    x = 7,179.30

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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.