Home / 24,121.66-33,286.92-13,510.75

Finding the Fourth Proportional to 24,121.66, 33,286.92 and 13,510.75

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Solution

The fourth proportional to 24,121.66, 33,286.92 and 13,510.75 is: 18,644.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,121.66 : 33,286.92 = 13,510.75 : x
  2. Step 2: Convert to fraction form
    24,121.66/33,286.92 = 13,510.75/x
  3. Step 3: Cross multiply
    24,121.66x = 33,286.92 × 13,510.75
  4. Step 4: Simplify right side
    24,121.66x = 449,731,087.96
  5. Step 5: Solve for x
    x = 449,731,087.96/24,121.66
  6. Step 6: Final answer
    x = 18,644.29

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Half scale
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Double scale
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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.