Home / 11,856.14-16,342.46-8,026.56

Finding the Fourth Proportional to 11,856.14, 16,342.46 and 8,026.56

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Solution

The fourth proportional to 11,856.14, 16,342.46 and 8,026.56 is: 11,063.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856.14 : 16,342.46 = 8,026.56 : x
  2. Step 2: Convert to fraction form
    11,856.14/16,342.46 = 8,026.56/x
  3. Step 3: Cross multiply
    11,856.14x = 16,342.46 × 8,026.56
  4. Step 4: Simplify right side
    11,856.14x = 131,173,735.74
  5. Step 5: Solve for x
    x = 131,173,735.74/11,856.14
  6. Step 6: Final answer
    x = 11,063.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.