Home / 14,631.96-20,192.46-8,344.44

Finding the Fourth Proportional to 14,631.96, 20,192.46 and 8,344.44

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Solution

The fourth proportional to 14,631.96, 20,192.46 and 8,344.44 is: 11,515.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,631.96 : 20,192.46 = 8,344.44 : x
  2. Step 2: Convert to fraction form
    14,631.96/20,192.46 = 8,344.44/x
  3. Step 3: Cross multiply
    14,631.96x = 20,192.46 × 8,344.44
  4. Step 4: Simplify right side
    14,631.96x = 168,494,770.92
  5. Step 5: Solve for x
    x = 168,494,770.92/14,631.96
  6. Step 6: Final answer
    x = 11,515.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.