Home / 27,787.60-41,673.96-7,795.92

Finding the Fourth Proportional to 27,787.60, 41,673.96 and 7,795.92

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Solution

The fourth proportional to 27,787.60, 41,673.96 and 7,795.92 is: 11,691.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,787.60 : 41,673.96 = 7,795.92 : x
  2. Step 2: Convert to fraction form
    27,787.60/41,673.96 = 7,795.92/x
  3. Step 3: Cross multiply
    27,787.60x = 41,673.96 × 7,795.92
  4. Step 4: Simplify right side
    27,787.60x = 324,886,858.24
  5. Step 5: Solve for x
    x = 324,886,858.24/27,787.60
  6. Step 6: Final answer
    x = 11,691.79

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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.