Home / 21,027.66-31,536.11-6,233.12

Finding the Fourth Proportional to 21,027.66, 31,536.11 and 6,233.12

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Solution

The fourth proportional to 21,027.66, 31,536.11 and 6,233.12 is: 9,348.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,027.66 : 31,536.11 = 6,233.12 : x
  2. Step 2: Convert to fraction form
    21,027.66/31,536.11 = 6,233.12/x
  3. Step 3: Cross multiply
    21,027.66x = 31,536.11 × 6,233.12
  4. Step 4: Simplify right side
    21,027.66x = 196,568,357.96
  5. Step 5: Solve for x
    x = 196,568,357.96/21,027.66
  6. Step 6: Final answer
    x = 9,348.09

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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.