Home / 26,520.44-39,727.37-12,268.94

Finding the Fourth Proportional to 26,520.44, 39,727.37 and 12,268.94

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Solution

The fourth proportional to 26,520.44, 39,727.37 and 12,268.94 is: 18,378.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,520.44 : 39,727.37 = 12,268.94 : x
  2. Step 2: Convert to fraction form
    26,520.44/39,727.37 = 12,268.94/x
  3. Step 3: Cross multiply
    26,520.44x = 39,727.37 × 12,268.94
  4. Step 4: Simplify right side
    26,520.44x = 487,412,458.91
  5. Step 5: Solve for x
    x = 487,412,458.91/26,520.44
  6. Step 6: Final answer
    x = 18,378.75

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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.