Home / 18,983.73-28,474.79-5,835.54

Finding the Fourth Proportional to 18,983.73, 28,474.79 and 5,835.54

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Solution

The fourth proportional to 18,983.73, 28,474.79 and 5,835.54 is: 8,753.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,983.73 : 28,474.79 = 5,835.54 : x
  2. Step 2: Convert to fraction form
    18,983.73/28,474.79 = 5,835.54/x
  3. Step 3: Cross multiply
    18,983.73x = 28,474.79 × 5,835.54
  4. Step 4: Simplify right side
    18,983.73x = 166,165,746.86
  5. Step 5: Solve for x
    x = 166,165,746.86/18,983.73
  6. Step 6: Final answer
    x = 8,753.06

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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.