Home / 19,889.56-29,815.76-6,732.76

Finding the Fourth Proportional to 19,889.56, 29,815.76 and 6,732.76

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Solution

The fourth proportional to 19,889.56, 29,815.76 and 6,732.76 is: 10,092.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,889.56 : 29,815.76 = 6,732.76 : x
  2. Step 2: Convert to fraction form
    19,889.56/29,815.76 = 6,732.76/x
  3. Step 3: Cross multiply
    19,889.56x = 29,815.76 × 6,732.76
  4. Step 4: Simplify right side
    19,889.56x = 200,742,356.30
  5. Step 5: Solve for x
    x = 200,742,356.30/19,889.56
  6. Step 6: Final answer
    x = 10,092.85

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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.