Home / 13,464.82-20,189.94-4,102.03

Finding the Fourth Proportional to 13,464.82, 20,189.94 and 4,102.03

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Solution

The fourth proportional to 13,464.82, 20,189.94 and 4,102.03 is: 6,150.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.82 : 20,189.94 = 4,102.03 : x
  2. Step 2: Convert to fraction form
    13,464.82/20,189.94 = 4,102.03/x
  3. Step 3: Cross multiply
    13,464.82x = 20,189.94 × 4,102.03
  4. Step 4: Simplify right side
    13,464.82x = 82,819,739.58
  5. Step 5: Solve for x
    x = 82,819,739.58/13,464.82
  6. Step 6: Final answer
    x = 6,150.82

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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.