Home / 18,648.37-27,968.49-6,165.44

Finding the Fourth Proportional to 18,648.37, 27,968.49 and 6,165.44

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Solution

The fourth proportional to 18,648.37, 27,968.49 and 6,165.44 is: 9,246.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,648.37 : 27,968.49 = 6,165.44 : x
  2. Step 2: Convert to fraction form
    18,648.37/27,968.49 = 6,165.44/x
  3. Step 3: Cross multiply
    18,648.37x = 27,968.49 × 6,165.44
  4. Step 4: Simplify right side
    18,648.37x = 172,438,046.99
  5. Step 5: Solve for x
    x = 172,438,046.99/18,648.37
  6. Step 6: Final answer
    x = 9,246.82

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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.