Home / 51,107.22-76,670.57-17,836.78

Finding the Fourth Proportional to 51,107.22, 76,670.57 and 17,836.78

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Solution

The fourth proportional to 51,107.22, 76,670.57 and 17,836.78 is: 26,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,107.22 : 76,670.57 = 17,836.78 : x
  2. Step 2: Convert to fraction form
    51,107.22/76,670.57 = 17,836.78/x
  3. Step 3: Cross multiply
    51,107.22x = 76,670.57 × 17,836.78
  4. Step 4: Simplify right side
    51,107.22x = 1,367,556,089.56
  5. Step 5: Solve for x
    x = 1,367,556,089.56/51,107.22
  6. Step 6: Final answer
    x = 26,758.57

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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.