Home / 13,724.21-20,584.96-3,863.27

Finding the Fourth Proportional to 13,724.21, 20,584.96 and 3,863.27

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Solution

The fourth proportional to 13,724.21, 20,584.96 and 3,863.27 is: 5,794.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,724.21 : 20,584.96 = 3,863.27 : x
  2. Step 2: Convert to fraction form
    13,724.21/20,584.96 = 3,863.27/x
  3. Step 3: Cross multiply
    13,724.21x = 20,584.96 × 3,863.27
  4. Step 4: Simplify right side
    13,724.21x = 79,525,258.42
  5. Step 5: Solve for x
    x = 79,525,258.42/13,724.21
  6. Step 6: Final answer
    x = 5,794.52

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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.