Home / 55,150.38-82,713.12-15,706.62

Finding the Fourth Proportional to 55,150.38, 82,713.12 and 15,706.62

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Solution

The fourth proportional to 55,150.38, 82,713.12 and 15,706.62 is: 23,556.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,150.38 : 82,713.12 = 15,706.62 : x
  2. Step 2: Convert to fraction form
    55,150.38/82,713.12 = 15,706.62/x
  3. Step 3: Cross multiply
    55,150.38x = 82,713.12 × 15,706.62
  4. Step 4: Simplify right side
    55,150.38x = 1,299,143,544.85
  5. Step 5: Solve for x
    x = 1,299,143,544.85/55,150.38
  6. Step 6: Final answer
    x = 23,556.38

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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.