Home / 27,972.74-41,945.95-8,247.42

Finding the Fourth Proportional to 27,972.74, 41,945.95 and 8,247.42

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Solution

The fourth proportional to 27,972.74, 41,945.95 and 8,247.42 is: 12,367.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,972.74 : 41,945.95 = 8,247.42 : x
  2. Step 2: Convert to fraction form
    27,972.74/41,945.95 = 8,247.42/x
  3. Step 3: Cross multiply
    27,972.74x = 41,945.95 × 8,247.42
  4. Step 4: Simplify right side
    27,972.74x = 345,945,877.26
  5. Step 5: Solve for x
    x = 345,945,877.26/27,972.74
  6. Step 6: Final answer
    x = 12,367.25

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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.