Home / 13,996.27-20,992.41-5,676.28

Finding the Fourth Proportional to 13,996.27, 20,992.41 and 5,676.28

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Solution

The fourth proportional to 13,996.27, 20,992.41 and 5,676.28 is: 8,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,996.27 : 20,992.41 = 5,676.28 : x
  2. Step 2: Convert to fraction form
    13,996.27/20,992.41 = 5,676.28/x
  3. Step 3: Cross multiply
    13,996.27x = 20,992.41 × 5,676.28
  4. Step 4: Simplify right side
    13,996.27x = 119,158,797.03
  5. Step 5: Solve for x
    x = 119,158,797.03/13,996.27
  6. Step 6: Final answer
    x = 8,513.61

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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.