Home / 27,971.53-41,942.85-8,247.58

Finding the Fourth Proportional to 27,971.53, 41,942.85 and 8,247.58

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Solution

The fourth proportional to 27,971.53, 41,942.85 and 8,247.58 is: 12,367.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,971.53 : 41,942.85 = 8,247.58 : x
  2. Step 2: Convert to fraction form
    27,971.53/41,942.85 = 8,247.58/x
  3. Step 3: Cross multiply
    27,971.53x = 41,942.85 × 8,247.58
  4. Step 4: Simplify right side
    27,971.53x = 345,927,010.80
  5. Step 5: Solve for x
    x = 345,927,010.80/27,971.53
  6. Step 6: Final answer
    x = 12,367.11

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1.5x scale

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.