Home / 20,819.03-31,234.01-6,027.62

Finding the Fourth Proportional to 20,819.03, 31,234.01 and 6,027.62

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Solution

The fourth proportional to 20,819.03, 31,234.01 and 6,027.62 is: 9,043.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,819.03 : 31,234.01 = 6,027.62 : x
  2. Step 2: Convert to fraction form
    20,819.03/31,234.01 = 6,027.62/x
  3. Step 3: Cross multiply
    20,819.03x = 31,234.01 × 6,027.62
  4. Step 4: Simplify right side
    20,819.03x = 188,266,557.05
  5. Step 5: Solve for x
    x = 188,266,557.05/20,819.03
  6. Step 6: Final answer
    x = 9,043.01

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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.