Home / 26,576.82-39,861.84-7,856.46

Finding the Fourth Proportional to 26,576.82, 39,861.84 and 7,856.46

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Solution

The fourth proportional to 26,576.82, 39,861.84 and 7,856.46 is: 11,783.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,576.82 : 39,861.84 = 7,856.46 : x
  2. Step 2: Convert to fraction form
    26,576.82/39,861.84 = 7,856.46/x
  3. Step 3: Cross multiply
    26,576.82x = 39,861.84 × 7,856.46
  4. Step 4: Simplify right side
    26,576.82x = 313,172,951.49
  5. Step 5: Solve for x
    x = 313,172,951.49/26,576.82
  6. Step 6: Final answer
    x = 11,783.69

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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.