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Finding the Fourth Proportional to 33,508.74, 50,241.08 and 18,719.22

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Solution

The fourth proportional to 33,508.74, 50,241.08 and 18,719.22 is: 28,066.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,508.74 : 50,241.08 = 18,719.22 : x
  2. Step 2: Convert to fraction form
    33,508.74/50,241.08 = 18,719.22/x
  3. Step 3: Cross multiply
    33,508.74x = 50,241.08 × 18,719.22
  4. Step 4: Simplify right side
    33,508.74x = 940,473,829.56
  5. Step 5: Solve for x
    x = 940,473,829.56/33,508.74
  6. Step 6: Final answer
    x = 28,066.52

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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.