Home / 18,544.80-27,768.97-15,576.42

Finding the Fourth Proportional to 18,544.80, 27,768.97 and 15,576.42

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Solution

The fourth proportional to 18,544.80, 27,768.97 and 15,576.42 is: 23,324.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,544.80 : 27,768.97 = 15,576.42 : x
  2. Step 2: Convert to fraction form
    18,544.80/27,768.97 = 15,576.42/x
  3. Step 3: Cross multiply
    18,544.80x = 27,768.97 × 15,576.42
  4. Step 4: Simplify right side
    18,544.80x = 432,541,139.69
  5. Step 5: Solve for x
    x = 432,541,139.69/18,544.80
  6. Step 6: Final answer
    x = 23,324.12

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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.