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Finding the Fourth Proportional to 45,104.62, 67,657.22 and 11,824.39

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Solution

The fourth proportional to 45,104.62, 67,657.22 and 11,824.39 is: 17,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,104.62 : 67,657.22 = 11,824.39 : x
  2. Step 2: Convert to fraction form
    45,104.62/67,657.22 = 11,824.39/x
  3. Step 3: Cross multiply
    45,104.62x = 67,657.22 × 11,824.39
  4. Step 4: Simplify right side
    45,104.62x = 800,005,201.84
  5. Step 5: Solve for x
    x = 800,005,201.84/45,104.62
  6. Step 6: Final answer
    x = 17,736.66

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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.