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Finding the Fourth Proportional to 33,456.94, 50,185.44 and 8,498.86

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Solution

The fourth proportional to 33,456.94, 50,185.44 and 8,498.86 is: 12,748.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.94 : 50,185.44 = 8,498.86 : x
  2. Step 2: Convert to fraction form
    33,456.94/50,185.44 = 8,498.86/x
  3. Step 3: Cross multiply
    33,456.94x = 50,185.44 × 8,498.86
  4. Step 4: Simplify right side
    33,456.94x = 426,519,028.60
  5. Step 5: Solve for x
    x = 426,519,028.60/33,456.94
  6. Step 6: Final answer
    x = 12,748.30

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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.