Home / 13,203.27-19,808.14-3,843.37

Finding the Fourth Proportional to 13,203.27, 19,808.14 and 3,843.37

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Solution

The fourth proportional to 13,203.27, 19,808.14 and 3,843.37 is: 5,765.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,203.27 : 19,808.14 = 3,843.37 : x
  2. Step 2: Convert to fraction form
    13,203.27/19,808.14 = 3,843.37/x
  3. Step 3: Cross multiply
    13,203.27x = 19,808.14 × 3,843.37
  4. Step 4: Simplify right side
    13,203.27x = 76,129,911.99
  5. Step 5: Solve for x
    x = 76,129,911.99/13,203.27
  6. Step 6: Final answer
    x = 5,765.99

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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.