Home / 27,835.50-41,757.12-8,115.48

Finding the Fourth Proportional to 27,835.50, 41,757.12 and 8,115.48

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Solution

The fourth proportional to 27,835.50, 41,757.12 and 8,115.48 is: 12,174.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,835.50 : 41,757.12 = 8,115.48 : x
  2. Step 2: Convert to fraction form
    27,835.50/41,757.12 = 8,115.48/x
  3. Step 3: Cross multiply
    27,835.50x = 41,757.12 × 8,115.48
  4. Step 4: Simplify right side
    27,835.50x = 338,879,072.22
  5. Step 5: Solve for x
    x = 338,879,072.22/27,835.50
  6. Step 6: Final answer
    x = 12,174.35

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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.