Home / 18,584.57-27,869.00-7,488.28

Finding the Fourth Proportional to 18,584.57, 27,869.00 and 7,488.28

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Solution

The fourth proportional to 18,584.57, 27,869.00 and 7,488.28 is: 11,229.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.57 : 27,869.00 = 7,488.28 : x
  2. Step 2: Convert to fraction form
    18,584.57/27,869.00 = 7,488.28/x
  3. Step 3: Cross multiply
    18,584.57x = 27,869.00 × 7,488.28
  4. Step 4: Simplify right side
    18,584.57x = 208,690,768.21
  5. Step 5: Solve for x
    x = 208,690,768.21/18,584.57
  6. Step 6: Final answer
    x = 11,229.25

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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.