Home / 19,652.58-29,491.38-7,171.38

Finding the Fourth Proportional to 19,652.58, 29,491.38 and 7,171.38

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Solution

The fourth proportional to 19,652.58, 29,491.38 and 7,171.38 is: 10,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,652.58 : 29,491.38 = 7,171.38 : x
  2. Step 2: Convert to fraction form
    19,652.58/29,491.38 = 7,171.38/x
  3. Step 3: Cross multiply
    19,652.58x = 29,491.38 × 7,171.38
  4. Step 4: Simplify right side
    19,652.58x = 211,493,892.70
  5. Step 5: Solve for x
    x = 211,493,892.70/19,652.58
  6. Step 6: Final answer
    x = 10,761.63

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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.