Home / 19,876.43-29,817.47-6,732.56

Finding the Fourth Proportional to 19,876.43, 29,817.47 and 6,732.56

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Solution

The fourth proportional to 19,876.43, 29,817.47 and 6,732.56 is: 10,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,876.43 : 29,817.47 = 6,732.56 : x
  2. Step 2: Convert to fraction form
    19,876.43/29,817.47 = 6,732.56/x
  3. Step 3: Cross multiply
    19,876.43x = 29,817.47 × 6,732.56
  4. Step 4: Simplify right side
    19,876.43x = 200,747,773.57
  5. Step 5: Solve for x
    x = 200,747,773.57/19,876.43
  6. Step 6: Final answer
    x = 10,099.79

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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.