Home / 27,629.28-41,436.96-7,907.94

Finding the Fourth Proportional to 27,629.28, 41,436.96 and 7,907.94

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Solution

The fourth proportional to 27,629.28, 41,436.96 and 7,907.94 is: 11,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,629.28 : 41,436.96 = 7,907.94 : x
  2. Step 2: Convert to fraction form
    27,629.28/41,436.96 = 7,907.94/x
  3. Step 3: Cross multiply
    27,629.28x = 41,436.96 × 7,907.94
  4. Step 4: Simplify right side
    27,629.28x = 327,680,993.46
  5. Step 5: Solve for x
    x = 327,680,993.46/27,629.28
  6. Step 6: Final answer
    x = 11,859.92

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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.