Home / 17,912.24-26,869.68-4,764.56

Finding the Fourth Proportional to 17,912.24, 26,869.68 and 4,764.56

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Solution

The fourth proportional to 17,912.24, 26,869.68 and 4,764.56 is: 7,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,912.24 : 26,869.68 = 4,764.56 : x
  2. Step 2: Convert to fraction form
    17,912.24/26,869.68 = 4,764.56/x
  3. Step 3: Cross multiply
    17,912.24x = 26,869.68 × 4,764.56
  4. Step 4: Simplify right side
    17,912.24x = 128,022,202.54
  5. Step 5: Solve for x
    x = 128,022,202.54/17,912.24
  6. Step 6: Final answer
    x = 7,147.19

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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.