Home / 12,372.66-18,559.44-4,052.34

Finding the Fourth Proportional to 12,372.66, 18,559.44 and 4,052.34

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Solution

The fourth proportional to 12,372.66, 18,559.44 and 4,052.34 is: 6,078.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,372.66 : 18,559.44 = 4,052.34 : x
  2. Step 2: Convert to fraction form
    12,372.66/18,559.44 = 4,052.34/x
  3. Step 3: Cross multiply
    12,372.66x = 18,559.44 × 4,052.34
  4. Step 4: Simplify right side
    12,372.66x = 75,209,161.09
  5. Step 5: Solve for x
    x = 75,209,161.09/12,372.66
  6. Step 6: Final answer
    x = 6,078.66

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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.