Home / 51,276.38-76,891.91-23,195.30

Finding the Fourth Proportional to 51,276.38, 76,891.91 and 23,195.30

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Solution

The fourth proportional to 51,276.38, 76,891.91 and 23,195.30 is: 34,782.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276.38 : 76,891.91 = 23,195.30 : x
  2. Step 2: Convert to fraction form
    51,276.38/76,891.91 = 23,195.30/x
  3. Step 3: Cross multiply
    51,276.38x = 76,891.91 × 23,195.30
  4. Step 4: Simplify right side
    51,276.38x = 1,783,530,419.59
  5. Step 5: Solve for x
    x = 1,783,530,419.59/51,276.38
  6. Step 6: Final answer
    x = 34,782.69

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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.