Home / 12,664.08-18,996.39-4,344.03

Finding the Fourth Proportional to 12,664.08, 18,996.39 and 4,344.03

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Solution

The fourth proportional to 12,664.08, 18,996.39 and 4,344.03 is: 6,516.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,664.08 : 18,996.39 = 4,344.03 : x
  2. Step 2: Convert to fraction form
    12,664.08/18,996.39 = 4,344.03/x
  3. Step 3: Cross multiply
    12,664.08x = 18,996.39 × 4,344.03
  4. Step 4: Simplify right side
    12,664.08x = 82,520,888.05
  5. Step 5: Solve for x
    x = 82,520,888.05/12,664.08
  6. Step 6: Final answer
    x = 6,516.14

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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.