Home / 12,536.22-18,806.50-4,217.04

Finding the Fourth Proportional to 12,536.22, 18,806.50 and 4,217.04

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Solution

The fourth proportional to 12,536.22, 18,806.50 and 4,217.04 is: 6,326.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,536.22 : 18,806.50 = 4,217.04 : x
  2. Step 2: Convert to fraction form
    12,536.22/18,806.50 = 4,217.04/x
  3. Step 3: Cross multiply
    12,536.22x = 18,806.50 × 4,217.04
  4. Step 4: Simplify right side
    12,536.22x = 79,307,762.76
  5. Step 5: Solve for x
    x = 79,307,762.76/12,536.22
  6. Step 6: Final answer
    x = 6,326.29

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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.