Home / 13,382.69-20,074.19-6,363.41

Finding the Fourth Proportional to 13,382.69, 20,074.19 and 6,363.41

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Solution

The fourth proportional to 13,382.69, 20,074.19 and 6,363.41 is: 9,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,382.69 : 20,074.19 = 6,363.41 : x
  2. Step 2: Convert to fraction form
    13,382.69/20,074.19 = 6,363.41/x
  3. Step 3: Cross multiply
    13,382.69x = 20,074.19 × 6,363.41
  4. Step 4: Simplify right side
    13,382.69x = 127,740,169.20
  5. Step 5: Solve for x
    x = 127,740,169.20/13,382.69
  6. Step 6: Final answer
    x = 9,545.18

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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.