Home / 18,205.63-27,273.45-11,165.11

Finding the Fourth Proportional to 18,205.63, 27,273.45 and 11,165.11

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Solution

The fourth proportional to 18,205.63, 27,273.45 and 11,165.11 is: 16,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,205.63 : 27,273.45 = 11,165.11 : x
  2. Step 2: Convert to fraction form
    18,205.63/27,273.45 = 11,165.11/x
  3. Step 3: Cross multiply
    18,205.63x = 27,273.45 × 11,165.11
  4. Step 4: Simplify right side
    18,205.63x = 304,511,069.33
  5. Step 5: Solve for x
    x = 304,511,069.33/18,205.63
  6. Step 6: Final answer
    x = 16,726.20

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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.