Home / 33,221.80-45,857.19-19,797.26

Finding the Fourth Proportional to 33,221.80, 45,857.19 and 19,797.26

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Solution

The fourth proportional to 33,221.80, 45,857.19 and 19,797.26 is: 27,326.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.80 : 45,857.19 = 19,797.26 : x
  2. Step 2: Convert to fraction form
    33,221.80/45,857.19 = 19,797.26/x
  3. Step 3: Cross multiply
    33,221.80x = 45,857.19 × 19,797.26
  4. Step 4: Simplify right side
    33,221.80x = 907,846,614.31
  5. Step 5: Solve for x
    x = 907,846,614.31/33,221.80
  6. Step 6: Final answer
    x = 27,326.84

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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.