Home / 33,268.29-45,917.94-21,939.83

Finding the Fourth Proportional to 33,268.29, 45,917.94 and 21,939.83

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Solution

The fourth proportional to 33,268.29, 45,917.94 and 21,939.83 is: 30,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.29 : 45,917.94 = 21,939.83 : x
  2. Step 2: Convert to fraction form
    33,268.29/45,917.94 = 21,939.83/x
  3. Step 3: Cross multiply
    33,268.29x = 45,917.94 × 21,939.83
  4. Step 4: Simplify right side
    33,268.29x = 1,007,431,567.96
  5. Step 5: Solve for x
    x = 1,007,431,567.96/33,268.29
  6. Step 6: Final answer
    x = 30,282.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.