Home / 26,650.80-39,976.20-11,069.64

Finding the Fourth Proportional to 26,650.80, 39,976.20 and 11,069.64

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Solution

The fourth proportional to 26,650.80, 39,976.20 and 11,069.64 is: 16,604.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,650.80 : 39,976.20 = 11,069.64 : x
  2. Step 2: Convert to fraction form
    26,650.80/39,976.20 = 11,069.64/x
  3. Step 3: Cross multiply
    26,650.80x = 39,976.20 × 11,069.64
  4. Step 4: Simplify right side
    26,650.80x = 442,522,142.57
  5. Step 5: Solve for x
    x = 442,522,142.57/26,650.80
  6. Step 6: Final answer
    x = 16,604.46

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Double scale
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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.