Home / 13,784.27-20,683.24-5,464.10

Finding the Fourth Proportional to 13,784.27, 20,683.24 and 5,464.10

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Solution

The fourth proportional to 13,784.27, 20,683.24 and 5,464.10 is: 8,198.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,784.27 : 20,683.24 = 5,464.10 : x
  2. Step 2: Convert to fraction form
    13,784.27/20,683.24 = 5,464.10/x
  3. Step 3: Cross multiply
    13,784.27x = 20,683.24 × 5,464.10
  4. Step 4: Simplify right side
    13,784.27x = 113,015,291.68
  5. Step 5: Solve for x
    x = 113,015,291.68/13,784.27
  6. Step 6: Final answer
    x = 8,198.86

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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.