Home / 33,268.28-45,917.95-21,939.82

Finding the Fourth Proportional to 33,268.28, 45,917.95 and 21,939.82

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Solution

The fourth proportional to 33,268.28, 45,917.95 and 21,939.82 is: 30,282.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.28 : 45,917.95 = 21,939.82 : x
  2. Step 2: Convert to fraction form
    33,268.28/45,917.95 = 21,939.82/x
  3. Step 3: Cross multiply
    33,268.28x = 45,917.95 × 21,939.82
  4. Step 4: Simplify right side
    33,268.28x = 1,007,431,448.07
  5. Step 5: Solve for x
    x = 1,007,431,448.07/33,268.28
  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.