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Finding the Fourth Proportional to 27,520.56, 41,279.22 and 9,052.56

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Solution

The fourth proportional to 27,520.56, 41,279.22 and 9,052.56 is: 13,578.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,520.56 : 41,279.22 = 9,052.56 : x
  2. Step 2: Convert to fraction form
    27,520.56/41,279.22 = 9,052.56/x
  3. Step 3: Cross multiply
    27,520.56x = 41,279.22 × 9,052.56
  4. Step 4: Simplify right side
    27,520.56x = 373,682,615.80
  5. Step 5: Solve for x
    x = 373,682,615.80/27,520.56
  6. Step 6: Final answer
    x = 13,578.31

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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.