Home / 13,576.14-20,363.45-3,714.70

Finding the Fourth Proportional to 13,576.14, 20,363.45 and 3,714.70

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Solution

The fourth proportional to 13,576.14, 20,363.45 and 3,714.70 is: 5,571.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,576.14 : 20,363.45 = 3,714.70 : x
  2. Step 2: Convert to fraction form
    13,576.14/20,363.45 = 3,714.70/x
  3. Step 3: Cross multiply
    13,576.14x = 20,363.45 × 3,714.70
  4. Step 4: Simplify right side
    13,576.14x = 75,644,107.72
  5. Step 5: Solve for x
    x = 75,644,107.72/13,576.14
  6. Step 6: Final answer
    x = 5,571.84

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1.5x scale

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.