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Finding the Fourth Proportional to 36,699.64, 50,645.46 and 19,932.52

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Solution

The fourth proportional to 36,699.64, 50,645.46 and 19,932.52 is: 27,506.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.64 : 50,645.46 = 19,932.52 : x
  2. Step 2: Convert to fraction form
    36,699.64/50,645.46 = 19,932.52/x
  3. Step 3: Cross multiply
    36,699.64x = 50,645.46 × 19,932.52
  4. Step 4: Simplify right side
    36,699.64x = 1,009,491,644.36
  5. Step 5: Solve for x
    x = 1,009,491,644.36/36,699.64
  6. Step 6: Final answer
    x = 27,506.85

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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.