Home / 38,954.27-53,756.92-21,049.27

Finding the Fourth Proportional to 38,954.27, 53,756.92 and 21,049.27

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Solution

The fourth proportional to 38,954.27, 53,756.92 and 21,049.27 is: 29,048.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,954.27 : 53,756.92 = 21,049.27 : x
  2. Step 2: Convert to fraction form
    38,954.27/53,756.92 = 21,049.27/x
  3. Step 3: Cross multiply
    38,954.27x = 53,756.92 × 21,049.27
  4. Step 4: Simplify right side
    38,954.27x = 1,131,543,696.97
  5. Step 5: Solve for x
    x = 1,131,543,696.97/38,954.27
  6. Step 6: Final answer
    x = 29,048.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.