Home / 26,611.44-39,917.16-18,266.15

Finding the Fourth Proportional to 26,611.44, 39,917.16 and 18,266.15

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Solution

The fourth proportional to 26,611.44, 39,917.16 and 18,266.15 is: 27,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,611.44 : 39,917.16 = 18,266.15 : x
  2. Step 2: Convert to fraction form
    26,611.44/39,917.16 = 18,266.15/x
  3. Step 3: Cross multiply
    26,611.44x = 39,917.16 × 18,266.15
  4. Step 4: Simplify right side
    26,611.44x = 729,132,832.13
  5. Step 5: Solve for x
    x = 729,132,832.13/26,611.44
  6. Step 6: Final answer
    x = 27,399.23

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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.