Home / 18,166.44-27,198.89-9,816.56

Finding the Fourth Proportional to 18,166.44, 27,198.89 and 9,816.56

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Solution

The fourth proportional to 18,166.44, 27,198.89 and 9,816.56 is: 14,697.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166.44 : 27,198.89 = 9,816.56 : x
  2. Step 2: Convert to fraction form
    18,166.44/27,198.89 = 9,816.56/x
  3. Step 3: Cross multiply
    18,166.44x = 27,198.89 × 9,816.56
  4. Step 4: Simplify right side
    18,166.44x = 266,999,350.54
  5. Step 5: Solve for x
    x = 266,999,350.54/18,166.44
  6. Step 6: Final answer
    x = 14,697.40

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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.