Home / 17,976.57-26,977.01-6,289.89

Finding the Fourth Proportional to 17,976.57, 26,977.01 and 6,289.89

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Solution

The fourth proportional to 17,976.57, 26,977.01 and 6,289.89 is: 9,439.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,976.57 : 26,977.01 = 6,289.89 : x
  2. Step 2: Convert to fraction form
    17,976.57/26,977.01 = 6,289.89/x
  3. Step 3: Cross multiply
    17,976.57x = 26,977.01 × 6,289.89
  4. Step 4: Simplify right side
    17,976.57x = 169,682,393.98
  5. Step 5: Solve for x
    x = 169,682,393.98/17,976.57
  6. Step 6: Final answer
    x = 9,439.09

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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.