Home / 19,974.24-29,960.91-5,183.10

Finding the Fourth Proportional to 19,974.24, 29,960.91 and 5,183.10

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Solution

The fourth proportional to 19,974.24, 29,960.91 and 5,183.10 is: 7,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.24 : 29,960.91 = 5,183.10 : x
  2. Step 2: Convert to fraction form
    19,974.24/29,960.91 = 5,183.10/x
  3. Step 3: Cross multiply
    19,974.24x = 29,960.91 × 5,183.10
  4. Step 4: Simplify right side
    19,974.24x = 155,290,392.62
  5. Step 5: Solve for x
    x = 155,290,392.62/19,974.24
  6. Step 6: Final answer
    x = 7,774.53

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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.