Home / 33,272.30-45,923.49-21,943.82

Finding the Fourth Proportional to 33,272.30, 45,923.49 and 21,943.82

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Solution

The fourth proportional to 33,272.30, 45,923.49 and 21,943.82 is: 30,287.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.30 : 45,923.49 = 21,943.82 : x
  2. Step 2: Convert to fraction form
    33,272.30/45,923.49 = 21,943.82/x
  3. Step 3: Cross multiply
    33,272.30x = 45,923.49 × 21,943.82
  4. Step 4: Simplify right side
    33,272.30x = 1,007,736,798.33
  5. Step 5: Solve for x
    x = 1,007,736,798.33/33,272.30
  6. Step 6: Final answer
    x = 30,287.56

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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.