Home / 22,033.24-30,405.92-11,961.71

Finding the Fourth Proportional to 22,033.24, 30,405.92 and 11,961.71

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Solution

The fourth proportional to 22,033.24, 30,405.92 and 11,961.71 is: 16,507.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,033.24 : 30,405.92 = 11,961.71 : x
  2. Step 2: Convert to fraction form
    22,033.24/30,405.92 = 11,961.71/x
  3. Step 3: Cross multiply
    22,033.24x = 30,405.92 × 11,961.71
  4. Step 4: Simplify right side
    22,033.24x = 363,706,585.49
  5. Step 5: Solve for x
    x = 363,706,585.49/22,033.24
  6. Step 6: Final answer
    x = 16,507.18

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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.