Home / 18,133.22-27,202.26-7,601.60

Finding the Fourth Proportional to 18,133.22, 27,202.26 and 7,601.60

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Solution

The fourth proportional to 18,133.22, 27,202.26 and 7,601.60 is: 11,403.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,133.22 : 27,202.26 = 7,601.60 : x
  2. Step 2: Convert to fraction form
    18,133.22/27,202.26 = 7,601.60/x
  3. Step 3: Cross multiply
    18,133.22x = 27,202.26 × 7,601.60
  4. Step 4: Simplify right side
    18,133.22x = 206,780,699.62
  5. Step 5: Solve for x
    x = 206,780,699.62/18,133.22
  6. Step 6: Final answer
    x = 11,403.42

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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.