Home / 19,276.44-28,896.90-6,789.66

Finding the Fourth Proportional to 19,276.44, 28,896.90 and 6,789.66

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Solution

The fourth proportional to 19,276.44, 28,896.90 and 6,789.66 is: 10,178.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.44 : 28,896.90 = 6,789.66 : x
  2. Step 2: Convert to fraction form
    19,276.44/28,896.90 = 6,789.66/x
  3. Step 3: Cross multiply
    19,276.44x = 28,896.90 × 6,789.66
  4. Step 4: Simplify right side
    19,276.44x = 196,200,126.05
  5. Step 5: Solve for x
    x = 196,200,126.05/19,276.44
  6. Step 6: Final answer
    x = 10,178.23

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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.