Home / 22,262.96-30,691.22-13,760.27

Finding the Fourth Proportional to 22,262.96, 30,691.22 and 13,760.27

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Solution

The fourth proportional to 22,262.96, 30,691.22 and 13,760.27 is: 18,969.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,262.96 : 30,691.22 = 13,760.27 : x
  2. Step 2: Convert to fraction form
    22,262.96/30,691.22 = 13,760.27/x
  3. Step 3: Cross multiply
    22,262.96x = 30,691.22 × 13,760.27
  4. Step 4: Simplify right side
    22,262.96x = 422,319,624.15
  5. Step 5: Solve for x
    x = 422,319,624.15/22,262.96
  6. Step 6: Final answer
    x = 18,969.61

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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.