Home / 18,428.22-27,634.43-8,566.47

Finding the Fourth Proportional to 18,428.22, 27,634.43 and 8,566.47

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Solution

The fourth proportional to 18,428.22, 27,634.43 and 8,566.47 is: 12,846.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,428.22 : 27,634.43 = 8,566.47 : x
  2. Step 2: Convert to fraction form
    18,428.22/27,634.43 = 8,566.47/x
  3. Step 3: Cross multiply
    18,428.22x = 27,634.43 × 8,566.47
  4. Step 4: Simplify right side
    18,428.22x = 236,729,536.98
  5. Step 5: Solve for x
    x = 236,729,536.98/18,428.22
  6. Step 6: Final answer
    x = 12,846.03

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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.