Home / 26,960.26-40,440.39-8,240.35

Finding the Fourth Proportional to 26,960.26, 40,440.39 and 8,240.35

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Solution

The fourth proportional to 26,960.26, 40,440.39 and 8,240.35 is: 12,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,960.26 : 40,440.39 = 8,240.35 : x
  2. Step 2: Convert to fraction form
    26,960.26/40,440.39 = 8,240.35/x
  3. Step 3: Cross multiply
    26,960.26x = 40,440.39 × 8,240.35
  4. Step 4: Simplify right side
    26,960.26x = 333,243,049.19
  5. Step 5: Solve for x
    x = 333,243,049.19/26,960.26
  6. Step 6: Final answer
    x = 12,360.53

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Double scale
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Similar ratio
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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.