Home / 33,395.96-50,112.38-18,613.20

Finding the Fourth Proportional to 33,395.96, 50,112.38 and 18,613.20

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Solution

The fourth proportional to 33,395.96, 50,112.38 and 18,613.20 is: 27,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,395.96 : 50,112.38 = 18,613.20 : x
  2. Step 2: Convert to fraction form
    33,395.96/50,112.38 = 18,613.20/x
  3. Step 3: Cross multiply
    33,395.96x = 50,112.38 × 18,613.20
  4. Step 4: Simplify right side
    33,395.96x = 932,751,658.35
  5. Step 5: Solve for x
    x = 932,751,658.35/33,395.96
  6. Step 6: Final answer
    x = 27,930.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.