Home / 13,714.54-20,566.68-5,396.42

Finding the Fourth Proportional to 13,714.54, 20,566.68 and 5,396.42

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Solution

The fourth proportional to 13,714.54, 20,566.68 and 5,396.42 is: 8,092.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,714.54 : 20,566.68 = 5,396.42 : x
  2. Step 2: Convert to fraction form
    13,714.54/20,566.68 = 5,396.42/x
  3. Step 3: Cross multiply
    13,714.54x = 20,566.68 × 5,396.42
  4. Step 4: Simplify right side
    13,714.54x = 110,986,520.00
  5. Step 5: Solve for x
    x = 110,986,520.00/13,714.54
  6. Step 6: Final answer
    x = 8,092.62

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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.