Home / 27,961.30-41,929.80-9,234.10

Finding the Fourth Proportional to 27,961.30, 41,929.80 and 9,234.10

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Solution

The fourth proportional to 27,961.30, 41,929.80 and 9,234.10 is: 13,847.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,961.30 : 41,929.80 = 9,234.10 : x
  2. Step 2: Convert to fraction form
    27,961.30/41,929.80 = 9,234.10/x
  3. Step 3: Cross multiply
    27,961.30x = 41,929.80 × 9,234.10
  4. Step 4: Simplify right side
    27,961.30x = 387,183,966.18
  5. Step 5: Solve for x
    x = 387,183,966.18/27,961.30
  6. Step 6: Final answer
    x = 13,847.14

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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.