Home / 22,113.48-30,344.96-20,108.73

Finding the Fourth Proportional to 22,113.48, 30,344.96 and 20,108.73

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Solution

The fourth proportional to 22,113.48, 30,344.96 and 20,108.73 is: 27,593.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,113.48 : 30,344.96 = 20,108.73 : x
  2. Step 2: Convert to fraction form
    22,113.48/30,344.96 = 20,108.73/x
  3. Step 3: Cross multiply
    22,113.48x = 30,344.96 × 20,108.73
  4. Step 4: Simplify right side
    22,113.48x = 610,198,543.98
  5. Step 5: Solve for x
    x = 610,198,543.98/22,113.48
  6. Step 6: Final answer
    x = 27,593.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.