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Finding the Fourth Proportional to 18,577.26, 27,865.79 and 4,537.37

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Solution

The fourth proportional to 18,577.26, 27,865.79 and 4,537.37 is: 6,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.26 : 27,865.79 = 4,537.37 : x
  2. Step 2: Convert to fraction form
    18,577.26/27,865.79 = 4,537.37/x
  3. Step 3: Cross multiply
    18,577.26x = 27,865.79 × 4,537.37
  4. Step 4: Simplify right side
    18,577.26x = 126,437,237.56
  5. Step 5: Solve for x
    x = 126,437,237.56/18,577.26
  6. Step 6: Final answer
    x = 6,806.02

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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.