Home / 55,286.70-82,942.77-15,844.14

Finding the Fourth Proportional to 55,286.70, 82,942.77 and 15,844.14

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Solution

The fourth proportional to 55,286.70, 82,942.77 and 15,844.14 is: 23,769.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,286.70 : 82,942.77 = 15,844.14 : x
  2. Step 2: Convert to fraction form
    55,286.70/82,942.77 = 15,844.14/x
  3. Step 3: Cross multiply
    55,286.70x = 82,942.77 × 15,844.14
  4. Step 4: Simplify right side
    55,286.70x = 1,314,156,859.87
  5. Step 5: Solve for x
    x = 1,314,156,859.87/55,286.70
  6. Step 6: Final answer
    x = 23,769.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.