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Finding the Fourth Proportional to 36,651.44, 50,579.08 and 19,884.44

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Solution

The fourth proportional to 36,651.44, 50,579.08 and 19,884.44 is: 27,440.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.44 : 50,579.08 = 19,884.44 : x
  2. Step 2: Convert to fraction form
    36,651.44/50,579.08 = 19,884.44/x
  3. Step 3: Cross multiply
    36,651.44x = 50,579.08 × 19,884.44
  4. Step 4: Simplify right side
    36,651.44x = 1,005,736,378.91
  5. Step 5: Solve for x
    x = 1,005,736,378.91/36,651.44
  6. Step 6: Final answer
    x = 27,440.57

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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.