Home / 20,673.52-31,005.61-5,882.11

Finding the Fourth Proportional to 20,673.52, 31,005.61 and 5,882.11

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Solution

The fourth proportional to 20,673.52, 31,005.61 and 5,882.11 is: 8,821.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,673.52 : 31,005.61 = 5,882.11 : x
  2. Step 2: Convert to fraction form
    20,673.52/31,005.61 = 5,882.11/x
  3. Step 3: Cross multiply
    20,673.52x = 31,005.61 × 5,882.11
  4. Step 4: Simplify right side
    20,673.52x = 182,378,316.42
  5. Step 5: Solve for x
    x = 182,378,316.42/20,673.52
  6. Step 6: Final answer
    x = 8,821.83

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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.