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Finding the Fourth Proportional to 35,067.66, 48,391.41 and 19,964.01

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Solution

The fourth proportional to 35,067.66, 48,391.41 and 19,964.01 is: 27,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,067.66 : 48,391.41 = 19,964.01 : x
  2. Step 2: Convert to fraction form
    35,067.66/48,391.41 = 19,964.01/x
  3. Step 3: Cross multiply
    35,067.66x = 48,391.41 × 19,964.01
  4. Step 4: Simplify right side
    35,067.66x = 966,086,593.15
  5. Step 5: Solve for x
    x = 966,086,593.15/35,067.66
  6. Step 6: Final answer
    x = 27,549.22

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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.