Home / 11,099.40-16,634.70-8,017.80

Finding the Fourth Proportional to 11,099.40, 16,634.70 and 8,017.80

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Solution

The fourth proportional to 11,099.40, 16,634.70 and 8,017.80 is: 12,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.40 : 16,634.70 = 8,017.80 : x
  2. Step 2: Convert to fraction form
    11,099.40/16,634.70 = 8,017.80/x
  3. Step 3: Cross multiply
    11,099.40x = 16,634.70 × 8,017.80
  4. Step 4: Simplify right side
    11,099.40x = 133,373,697.66
  5. Step 5: Solve for x
    x = 133,373,697.66/11,099.40
  6. Step 6: Final answer
    x = 12,016.30

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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.