Home / 19,523.05-29,280.19-8,982.96

Finding the Fourth Proportional to 19,523.05, 29,280.19 and 8,982.96

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Solution

The fourth proportional to 19,523.05, 29,280.19 and 8,982.96 is: 13,472.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,523.05 : 29,280.19 = 8,982.96 : x
  2. Step 2: Convert to fraction form
    19,523.05/29,280.19 = 8,982.96/x
  3. Step 3: Cross multiply
    19,523.05x = 29,280.19 × 8,982.96
  4. Step 4: Simplify right side
    19,523.05x = 263,022,753.11
  5. Step 5: Solve for x
    x = 263,022,753.11/19,523.05
  6. Step 6: Final answer
    x = 13,472.42

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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.