Home / 27,982.26-41,979.15-8,258.94

Finding the Fourth Proportional to 27,982.26, 41,979.15 and 8,258.94

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Solution

The fourth proportional to 27,982.26, 41,979.15 and 8,258.94 is: 12,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.26 : 41,979.15 = 8,258.94 : x
  2. Step 2: Convert to fraction form
    27,982.26/41,979.15 = 8,258.94/x
  3. Step 3: Cross multiply
    27,982.26x = 41,979.15 × 8,258.94
  4. Step 4: Simplify right side
    27,982.26x = 346,703,281.10
  5. Step 5: Solve for x
    x = 346,703,281.10/27,982.26
  6. Step 6: Final answer
    x = 12,390.11

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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.