Home / 16,996.60-25,494.92-5,309.88

Finding the Fourth Proportional to 16,996.60, 25,494.92 and 5,309.88

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Solution

The fourth proportional to 16,996.60, 25,494.92 and 5,309.88 is: 7,964.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,996.60 : 25,494.92 = 5,309.88 : x
  2. Step 2: Convert to fraction form
    16,996.60/25,494.92 = 5,309.88/x
  3. Step 3: Cross multiply
    16,996.60x = 25,494.92 × 5,309.88
  4. Step 4: Simplify right side
    16,996.60x = 135,374,965.81
  5. Step 5: Solve for x
    x = 135,374,965.81/16,996.60
  6. Step 6: Final answer
    x = 7,964.83

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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.