Home / 22,230.48-30,689.22-17,183.31

Finding the Fourth Proportional to 22,230.48, 30,689.22 and 17,183.31

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Solution

The fourth proportional to 22,230.48, 30,689.22 and 17,183.31 is: 23,721.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230.48 : 30,689.22 = 17,183.31 : x
  2. Step 2: Convert to fraction form
    22,230.48/30,689.22 = 17,183.31/x
  3. Step 3: Cross multiply
    22,230.48x = 30,689.22 × 17,183.31
  4. Step 4: Simplify right side
    22,230.48x = 527,342,380.92
  5. Step 5: Solve for x
    x = 527,342,380.92/22,230.48
  6. Step 6: Final answer
    x = 23,721.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.