Home / 18,579.44-27,865.52-6,893.57

Finding the Fourth Proportional to 18,579.44, 27,865.52 and 6,893.57

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Solution

The fourth proportional to 18,579.44, 27,865.52 and 6,893.57 is: 10,339.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579.44 : 27,865.52 = 6,893.57 : x
  2. Step 2: Convert to fraction form
    18,579.44/27,865.52 = 6,893.57/x
  3. Step 3: Cross multiply
    18,579.44x = 27,865.52 × 6,893.57
  4. Step 4: Simplify right side
    18,579.44x = 192,092,973.75
  5. Step 5: Solve for x
    x = 192,092,973.75/18,579.44
  6. Step 6: Final answer
    x = 10,339.01

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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.