Home / 19,064.43-28,600.24-7,221.75

Finding the Fourth Proportional to 19,064.43, 28,600.24 and 7,221.75

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Solution

The fourth proportional to 19,064.43, 28,600.24 and 7,221.75 is: 10,833.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.43 : 28,600.24 = 7,221.75 : x
  2. Step 2: Convert to fraction form
    19,064.43/28,600.24 = 7,221.75/x
  3. Step 3: Cross multiply
    19,064.43x = 28,600.24 × 7,221.75
  4. Step 4: Simplify right side
    19,064.43x = 206,543,765.17
  5. Step 5: Solve for x
    x = 206,543,765.17/19,064.43
  6. Step 6: Final answer
    x = 10,833.99

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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.