Home / 18,268.36-27,407.94-7,732.96

Finding the Fourth Proportional to 18,268.36, 27,407.94 and 7,732.96

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Solution

The fourth proportional to 18,268.36, 27,407.94 and 7,732.96 is: 11,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,268.36 : 27,407.94 = 7,732.96 : x
  2. Step 2: Convert to fraction form
    18,268.36/27,407.94 = 7,732.96/x
  3. Step 3: Cross multiply
    18,268.36x = 27,407.94 × 7,732.96
  4. Step 4: Simplify right side
    18,268.36x = 211,944,503.70
  5. Step 5: Solve for x
    x = 211,944,503.70/18,268.36
  6. Step 6: Final answer
    x = 11,601.73

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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.