Home / 27,085.97-40,626.34-8,360.96

Finding the Fourth Proportional to 27,085.97, 40,626.34 and 8,360.96

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Solution

The fourth proportional to 27,085.97, 40,626.34 and 8,360.96 is: 12,540.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,085.97 : 40,626.34 = 8,360.96 : x
  2. Step 2: Convert to fraction form
    27,085.97/40,626.34 = 8,360.96/x
  3. Step 3: Cross multiply
    27,085.97x = 40,626.34 × 8,360.96
  4. Step 4: Simplify right side
    27,085.97x = 339,675,284.35
  5. Step 5: Solve for x
    x = 339,675,284.35/27,085.97
  6. Step 6: Final answer
    x = 12,540.63

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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.