Home / 55,029.38-82,544.27-13,476.38

Finding the Fourth Proportional to 55,029.38, 82,544.27 and 13,476.38

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Solution

The fourth proportional to 55,029.38, 82,544.27 and 13,476.38 is: 20,214.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,029.38 : 82,544.27 = 13,476.38 : x
  2. Step 2: Convert to fraction form
    55,029.38/82,544.27 = 13,476.38/x
  3. Step 3: Cross multiply
    55,029.38x = 82,544.27 × 13,476.38
  4. Step 4: Simplify right side
    55,029.38x = 1,112,397,469.24
  5. Step 5: Solve for x
    x = 1,112,397,469.24/55,029.38
  6. Step 6: Final answer
    x = 20,214.61

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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.