Home / 27,986.10-41,979.51-8,264.94

Finding the Fourth Proportional to 27,986.10, 41,979.51 and 8,264.94

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Solution

The fourth proportional to 27,986.10, 41,979.51 and 8,264.94 is: 12,397.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,986.10 : 41,979.51 = 8,264.94 : x
  2. Step 2: Convert to fraction form
    27,986.10/41,979.51 = 8,264.94/x
  3. Step 3: Cross multiply
    27,986.10x = 41,979.51 × 8,264.94
  4. Step 4: Simplify right side
    27,986.10x = 346,958,131.38
  5. Step 5: Solve for x
    x = 346,958,131.38/27,986.10
  6. Step 6: Final answer
    x = 12,397.52

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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.