Home / 48,122.64-72,183.94-13,067.44

Finding the Fourth Proportional to 48,122.64, 72,183.94 and 13,067.44

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Solution

The fourth proportional to 48,122.64, 72,183.94 and 13,067.44 is: 19,601.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122.64 : 72,183.94 = 13,067.44 : x
  2. Step 2: Convert to fraction form
    48,122.64/72,183.94 = 13,067.44/x
  3. Step 3: Cross multiply
    48,122.64x = 72,183.94 × 13,067.44
  4. Step 4: Simplify right side
    48,122.64x = 943,259,304.91
  5. Step 5: Solve for x
    x = 943,259,304.91/48,122.64
  6. Step 6: Final answer
    x = 19,601.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.