Home / 51,240.14-76,813.41-17,942

Finding the Fourth Proportional to 51,240.14, 76,813.41 and 17,942

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Solution

The fourth proportional to 51,240.14, 76,813.41 and 17,942 is: 26,896.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,240.14 : 76,813.41 = 17,942 : x
  2. Step 2: Convert to fraction form
    51,240.14/76,813.41 = 17,942/x
  3. Step 3: Cross multiply
    51,240.14x = 76,813.41 × 17,942
  4. Step 4: Simplify right side
    51,240.14x = 1,378,186,202.22
  5. Step 5: Solve for x
    x = 1,378,186,202.22/51,240.14
  6. Step 6: Final answer
    x = 26,896.61

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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.