Home / 26,481.12-39,727.40-8,950.56

Finding the Fourth Proportional to 26,481.12, 39,727.40 and 8,950.56

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Solution

The fourth proportional to 26,481.12, 39,727.40 and 8,950.56 is: 13,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.12 : 39,727.40 = 8,950.56 : x
  2. Step 2: Convert to fraction form
    26,481.12/39,727.40 = 8,950.56/x
  3. Step 3: Cross multiply
    26,481.12x = 39,727.40 × 8,950.56
  4. Step 4: Simplify right side
    26,481.12x = 355,582,432.59
  5. Step 5: Solve for x
    x = 355,582,432.59/26,481.12
  6. Step 6: Final answer
    x = 13,427.77

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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.