Home / 27,183.13-40,767.30-7,456.99

Finding the Fourth Proportional to 27,183.13, 40,767.30 and 7,456.99

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Solution

The fourth proportional to 27,183.13, 40,767.30 and 7,456.99 is: 11,183.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,183.13 : 40,767.30 = 7,456.99 : x
  2. Step 2: Convert to fraction form
    27,183.13/40,767.30 = 7,456.99/x
  3. Step 3: Cross multiply
    27,183.13x = 40,767.30 × 7,456.99
  4. Step 4: Simplify right side
    27,183.13x = 304,001,348.43
  5. Step 5: Solve for x
    x = 304,001,348.43/27,183.13
  6. Step 6: Final answer
    x = 11,183.46

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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.