Home / 33,290.39-45,940.57-18,182.88

Finding the Fourth Proportional to 33,290.39, 45,940.57 and 18,182.88

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Solution

The fourth proportional to 33,290.39, 45,940.57 and 18,182.88 is: 25,092.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,290.39 : 45,940.57 = 18,182.88 : x
  2. Step 2: Convert to fraction form
    33,290.39/45,940.57 = 18,182.88/x
  3. Step 3: Cross multiply
    33,290.39x = 45,940.57 × 18,182.88
  4. Step 4: Simplify right side
    33,290.39x = 835,331,825.98
  5. Step 5: Solve for x
    x = 835,331,825.98/33,290.39
  6. Step 6: Final answer
    x = 25,092.28

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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.