Home / 33,225.96-45,821.94-21,891.36

Finding the Fourth Proportional to 33,225.96, 45,821.94 and 21,891.36

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Solution

The fourth proportional to 33,225.96, 45,821.94 and 21,891.36 is: 30,190.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,225.96 : 45,821.94 = 21,891.36 : x
  2. Step 2: Convert to fraction form
    33,225.96/45,821.94 = 21,891.36/x
  3. Step 3: Cross multiply
    33,225.96x = 45,821.94 × 21,891.36
  4. Step 4: Simplify right side
    33,225.96x = 1,003,104,584.44
  5. Step 5: Solve for x
    x = 1,003,104,584.44/33,225.96
  6. Step 6: Final answer
    x = 30,190.39

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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.