Home / 18,219.14-27,326.66-4,893.44

Finding the Fourth Proportional to 18,219.14, 27,326.66 and 4,893.44

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Solution

The fourth proportional to 18,219.14, 27,326.66 and 4,893.44 is: 7,339.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,219.14 : 27,326.66 = 4,893.44 : x
  2. Step 2: Convert to fraction form
    18,219.14/27,326.66 = 4,893.44/x
  3. Step 3: Cross multiply
    18,219.14x = 27,326.66 × 4,893.44
  4. Step 4: Simplify right side
    18,219.14x = 133,721,371.11
  5. Step 5: Solve for x
    x = 133,721,371.11/18,219.14
  6. Step 6: Final answer
    x = 7,339.61

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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.