Home / 27,852.72-41,791.36-11,245.15

Finding the Fourth Proportional to 27,852.72, 41,791.36 and 11,245.15

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Solution

The fourth proportional to 27,852.72, 41,791.36 and 11,245.15 is: 16,872.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,852.72 : 41,791.36 = 11,245.15 : x
  2. Step 2: Convert to fraction form
    27,852.72/41,791.36 = 11,245.15/x
  3. Step 3: Cross multiply
    27,852.72x = 41,791.36 × 11,245.15
  4. Step 4: Simplify right side
    27,852.72x = 469,950,111.90
  5. Step 5: Solve for x
    x = 469,950,111.90/27,852.72
  6. Step 6: Final answer
    x = 16,872.68

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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.