Home / 27,672.24-41,511.33-7,681.82

Finding the Fourth Proportional to 27,672.24, 41,511.33 and 7,681.82

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Solution

The fourth proportional to 27,672.24, 41,511.33 and 7,681.82 is: 11,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.24 : 41,511.33 = 7,681.82 : x
  2. Step 2: Convert to fraction form
    27,672.24/41,511.33 = 7,681.82/x
  3. Step 3: Cross multiply
    27,672.24x = 41,511.33 × 7,681.82
  4. Step 4: Simplify right side
    27,672.24x = 318,882,513.13
  5. Step 5: Solve for x
    x = 318,882,513.13/27,672.24
  6. Step 6: Final answer
    x = 11,523.55

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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.