Home / 27,929.10-41,901.72-8,207.66

Finding the Fourth Proportional to 27,929.10, 41,901.72 and 8,207.66

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Solution

The fourth proportional to 27,929.10, 41,901.72 and 8,207.66 is: 12,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,929.10 : 41,901.72 = 8,207.66 : x
  2. Step 2: Convert to fraction form
    27,929.10/41,901.72 = 8,207.66/x
  3. Step 3: Cross multiply
    27,929.10x = 41,901.72 × 8,207.66
  4. Step 4: Simplify right side
    27,929.10x = 343,914,987.67
  5. Step 5: Solve for x
    x = 343,914,987.67/27,929.10
  6. Step 6: Final answer
    x = 12,313.86

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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.