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Finding the Fourth Proportional to 36,563.91, 50,458.19 and 19,796.91

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Solution

The fourth proportional to 36,563.91, 50,458.19 and 19,796.91 is: 27,319.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,563.91 : 50,458.19 = 19,796.91 : x
  2. Step 2: Convert to fraction form
    36,563.91/50,458.19 = 19,796.91/x
  3. Step 3: Cross multiply
    36,563.91x = 50,458.19 × 19,796.91
  4. Step 4: Simplify right side
    36,563.91x = 998,916,069.35
  5. Step 5: Solve for x
    x = 998,916,069.35/36,563.91
  6. Step 6: Final answer
    x = 27,319.73

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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.