Home / 27,787.36-41,681.52-9,067.60

Finding the Fourth Proportional to 27,787.36, 41,681.52 and 9,067.60

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Solution

The fourth proportional to 27,787.36, 41,681.52 and 9,067.60 is: 13,601.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,787.36 : 41,681.52 = 9,067.60 : x
  2. Step 2: Convert to fraction form
    27,787.36/41,681.52 = 9,067.60/x
  3. Step 3: Cross multiply
    27,787.36x = 41,681.52 × 9,067.60
  4. Step 4: Simplify right side
    27,787.36x = 377,951,350.75
  5. Step 5: Solve for x
    x = 377,951,350.75/27,787.36
  6. Step 6: Final answer
    x = 13,601.56

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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.