Home / 18,521.69-27,775.94-6,672.27

Finding the Fourth Proportional to 18,521.69, 27,775.94 and 6,672.27

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Solution

The fourth proportional to 18,521.69, 27,775.94 and 6,672.27 is: 10,006.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,521.69 : 27,775.94 = 6,672.27 : x
  2. Step 2: Convert to fraction form
    18,521.69/27,775.94 = 6,672.27/x
  3. Step 3: Cross multiply
    18,521.69x = 27,775.94 × 6,672.27
  4. Step 4: Simplify right side
    18,521.69x = 185,328,537.82
  5. Step 5: Solve for x
    x = 185,328,537.82/18,521.69
  6. Step 6: Final answer
    x = 10,006.03

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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.