Home / 10,996.15-16,494.23-9,786.55

Finding the Fourth Proportional to 10,996.15, 16,494.23 and 9,786.55

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Solution

The fourth proportional to 10,996.15, 16,494.23 and 9,786.55 is: 14,679.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996.15 : 16,494.23 = 9,786.55 : x
  2. Step 2: Convert to fraction form
    10,996.15/16,494.23 = 9,786.55/x
  3. Step 3: Cross multiply
    10,996.15x = 16,494.23 × 9,786.55
  4. Step 4: Simplify right side
    10,996.15x = 161,421,606.61
  5. Step 5: Solve for x
    x = 161,421,606.61/10,996.15
  6. Step 6: Final answer
    x = 14,679.83

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Similar ratio
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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.