Home / 13,183.50-19,769.76-4,863.99

Finding the Fourth Proportional to 13,183.50, 19,769.76 and 4,863.99

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Solution

The fourth proportional to 13,183.50, 19,769.76 and 4,863.99 is: 7,293.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.50 : 19,769.76 = 4,863.99 : x
  2. Step 2: Convert to fraction form
    13,183.50/19,769.76 = 4,863.99/x
  3. Step 3: Cross multiply
    13,183.50x = 19,769.76 × 4,863.99
  4. Step 4: Simplify right side
    13,183.50x = 96,159,914.94
  5. Step 5: Solve for x
    x = 96,159,914.94/13,183.50
  6. Step 6: Final answer
    x = 7,293.96

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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.