Home / 21,651.23-32,456.03-6,849.97

Finding the Fourth Proportional to 21,651.23, 32,456.03 and 6,849.97

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Solution

The fourth proportional to 21,651.23, 32,456.03 and 6,849.97 is: 10,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,651.23 : 32,456.03 = 6,849.97 : x
  2. Step 2: Convert to fraction form
    21,651.23/32,456.03 = 6,849.97/x
  3. Step 3: Cross multiply
    21,651.23x = 32,456.03 × 6,849.97
  4. Step 4: Simplify right side
    21,651.23x = 222,322,716.43
  5. Step 5: Solve for x
    x = 222,322,716.43/21,651.23
  6. Step 6: Final answer
    x = 10,268.36

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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.