Home / 27,687.55-41,537.31-8,969.47

Finding the Fourth Proportional to 27,687.55, 41,537.31 and 8,969.47

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Solution

The fourth proportional to 27,687.55, 41,537.31 and 8,969.47 is: 13,456.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,687.55 : 41,537.31 = 8,969.47 : x
  2. Step 2: Convert to fraction form
    27,687.55/41,537.31 = 8,969.47/x
  3. Step 3: Cross multiply
    27,687.55x = 41,537.31 × 8,969.47
  4. Step 4: Simplify right side
    27,687.55x = 372,567,655.93
  5. Step 5: Solve for x
    x = 372,567,655.93/27,687.55
  6. Step 6: Final answer
    x = 13,456.14

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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.