Home / 27,696.07-41,539.11-7,969.78

Finding the Fourth Proportional to 27,696.07, 41,539.11 and 7,969.78

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Solution

The fourth proportional to 27,696.07, 41,539.11 and 7,969.78 is: 11,953.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,696.07 : 41,539.11 = 7,969.78 : x
  2. Step 2: Convert to fraction form
    27,696.07/41,539.11 = 7,969.78/x
  3. Step 3: Cross multiply
    27,696.07x = 41,539.11 × 7,969.78
  4. Step 4: Simplify right side
    27,696.07x = 331,057,568.10
  5. Step 5: Solve for x
    x = 331,057,568.10/27,696.07
  6. Step 6: Final answer
    x = 11,953.23

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1.5x scale

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.