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Finding the Fourth Proportional to 33,375.36, 50,064.48 and 12,600.48

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Solution

The fourth proportional to 33,375.36, 50,064.48 and 12,600.48 is: 18,901.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,375.36 : 50,064.48 = 12,600.48 : x
  2. Step 2: Convert to fraction form
    33,375.36/50,064.48 = 12,600.48/x
  3. Step 3: Cross multiply
    33,375.36x = 50,064.48 × 12,600.48
  4. Step 4: Simplify right side
    33,375.36x = 630,836,478.95
  5. Step 5: Solve for x
    x = 630,836,478.95/33,375.36
  6. Step 6: Final answer
    x = 18,901.26

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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.