Home / 18,302.22-27,458.06-8,448.57

Finding the Fourth Proportional to 18,302.22, 27,458.06 and 8,448.57

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Solution

The fourth proportional to 18,302.22, 27,458.06 and 8,448.57 is: 12,675.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.22 : 27,458.06 = 8,448.57 : x
  2. Step 2: Convert to fraction form
    18,302.22/27,458.06 = 8,448.57/x
  3. Step 3: Cross multiply
    18,302.22x = 27,458.06 × 8,448.57
  4. Step 4: Simplify right side
    18,302.22x = 231,981,299.73
  5. Step 5: Solve for x
    x = 231,981,299.73/18,302.22
  6. Step 6: Final answer
    x = 12,675.04

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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.