Home / 33,220.26-45,843.62-18,112.88

Finding the Fourth Proportional to 33,220.26, 45,843.62 and 18,112.88

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Solution

The fourth proportional to 33,220.26, 45,843.62 and 18,112.88 is: 24,995.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,220.26 : 45,843.62 = 18,112.88 : x
  2. Step 2: Convert to fraction form
    33,220.26/45,843.62 = 18,112.88/x
  3. Step 3: Cross multiply
    33,220.26x = 45,843.62 × 18,112.88
  4. Step 4: Simplify right side
    33,220.26x = 830,359,668.04
  5. Step 5: Solve for x
    x = 830,359,668.04/33,220.26
  6. Step 6: Final answer
    x = 24,995.58

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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.