Home / 27,864.14-41,806.88-16,778.75

Finding the Fourth Proportional to 27,864.14, 41,806.88 and 16,778.75

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Solution

The fourth proportional to 27,864.14, 41,806.88 and 16,778.75 is: 25,174.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,864.14 : 41,806.88 = 16,778.75 : x
  2. Step 2: Convert to fraction form
    27,864.14/41,806.88 = 16,778.75/x
  3. Step 3: Cross multiply
    27,864.14x = 41,806.88 × 16,778.75
  4. Step 4: Simplify right side
    27,864.14x = 701,467,187.80
  5. Step 5: Solve for x
    x = 701,467,187.80/27,864.14
  6. Step 6: Final answer
    x = 25,174.55

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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.