Home / 19,249.94-28,921.14-18,187.83

Finding the Fourth Proportional to 19,249.94, 28,921.14 and 18,187.83

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Solution

The fourth proportional to 19,249.94, 28,921.14 and 18,187.83 is: 27,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,249.94 : 28,921.14 = 18,187.83 : x
  2. Step 2: Convert to fraction form
    19,249.94/28,921.14 = 18,187.83/x
  3. Step 3: Cross multiply
    19,249.94x = 28,921.14 × 18,187.83
  4. Step 4: Simplify right side
    19,249.94x = 526,012,777.73
  5. Step 5: Solve for x
    x = 526,012,777.73/19,249.94
  6. Step 6: Final answer
    x = 27,325.43

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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.