Home / 26,216.55-36,163.52-18,551.21

Finding the Fourth Proportional to 26,216.55, 36,163.52 and 18,551.21

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Solution

The fourth proportional to 26,216.55, 36,163.52 and 18,551.21 is: 25,589.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,216.55 : 36,163.52 = 18,551.21 : x
  2. Step 2: Convert to fraction form
    26,216.55/36,163.52 = 18,551.21/x
  3. Step 3: Cross multiply
    26,216.55x = 36,163.52 × 18,551.21
  4. Step 4: Simplify right side
    26,216.55x = 670,876,961.10
  5. Step 5: Solve for x
    x = 670,876,961.10/26,216.55
  6. Step 6: Final answer
    x = 25,589.83

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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.