Home / 18,228.96-27,324.24-9,454.56

Finding the Fourth Proportional to 18,228.96, 27,324.24 and 9,454.56

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Solution

The fourth proportional to 18,228.96, 27,324.24 and 9,454.56 is: 14,171.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.96 : 27,324.24 = 9,454.56 : x
  2. Step 2: Convert to fraction form
    18,228.96/27,324.24 = 9,454.56/x
  3. Step 3: Cross multiply
    18,228.96x = 27,324.24 × 9,454.56
  4. Step 4: Simplify right side
    18,228.96x = 258,338,666.53
  5. Step 5: Solve for x
    x = 258,338,666.53/18,228.96
  6. Step 6: Final answer
    x = 14,171.88

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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.