Home / 13,344.12-20,016.53-6,322.43

Finding the Fourth Proportional to 13,344.12, 20,016.53 and 6,322.43

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Solution

The fourth proportional to 13,344.12, 20,016.53 and 6,322.43 is: 9,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.12 : 20,016.53 = 6,322.43 : x
  2. Step 2: Convert to fraction form
    13,344.12/20,016.53 = 6,322.43/x
  3. Step 3: Cross multiply
    13,344.12x = 20,016.53 × 6,322.43
  4. Step 4: Simplify right side
    13,344.12x = 126,553,175.62
  5. Step 5: Solve for x
    x = 126,553,175.62/13,344.12
  6. Step 6: Final answer
    x = 9,483.82

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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.