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Finding the Fourth Proportional to 36,503.69, 50,375.09 and 19,736.69

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Solution

The fourth proportional to 36,503.69, 50,375.09 and 19,736.69 is: 27,236.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,503.69 : 50,375.09 = 19,736.69 : x
  2. Step 2: Convert to fraction form
    36,503.69/50,375.09 = 19,736.69/x
  3. Step 3: Cross multiply
    36,503.69x = 50,375.09 × 19,736.69
  4. Step 4: Simplify right side
    36,503.69x = 994,237,384.44
  5. Step 5: Solve for x
    x = 994,237,384.44/36,503.69
  6. Step 6: Final answer
    x = 27,236.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.