Home / 26,216.96-39,286.56-19,257.44

Finding the Fourth Proportional to 26,216.96, 39,286.56 and 19,257.44

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Solution

The fourth proportional to 26,216.96, 39,286.56 and 19,257.44 is: 28,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.96 : 39,286.56 = 19,257.44 : x
  2. Step 2: Convert to fraction form
    26,216.96/39,286.56 = 19,257.44/x
  3. Step 3: Cross multiply
    26,216.96x = 39,286.56 × 19,257.44
  4. Step 4: Simplify right side
    26,216.96x = 756,558,475.72
  5. Step 5: Solve for x
    x = 756,558,475.72/26,216.96
  6. Step 6: Final answer
    x = 28,857.60

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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.