Home / 27,611.88-41,383.26-21,745.32

Finding the Fourth Proportional to 27,611.88, 41,383.26 and 21,745.32

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Solution

The fourth proportional to 27,611.88, 41,383.26 and 21,745.32 is: 32,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,611.88 : 41,383.26 = 21,745.32 : x
  2. Step 2: Convert to fraction form
    27,611.88/41,383.26 = 21,745.32/x
  3. Step 3: Cross multiply
    27,611.88x = 41,383.26 × 21,745.32
  4. Step 4: Simplify right side
    27,611.88x = 899,892,231.34
  5. Step 5: Solve for x
    x = 899,892,231.34/27,611.88
  6. Step 6: Final answer
    x = 32,590.76

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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.