Home / 14,630.49-20,183.85-9,324.18

Finding the Fourth Proportional to 14,630.49, 20,183.85 and 9,324.18

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Solution

The fourth proportional to 14,630.49, 20,183.85 and 9,324.18 is: 12,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,630.49 : 20,183.85 = 9,324.18 : x
  2. Step 2: Convert to fraction form
    14,630.49/20,183.85 = 9,324.18/x
  3. Step 3: Cross multiply
    14,630.49x = 20,183.85 × 9,324.18
  4. Step 4: Simplify right side
    14,630.49x = 188,197,850.49
  5. Step 5: Solve for x
    x = 188,197,850.49/14,630.49
  6. Step 6: Final answer
    x = 12,863.40

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Similar ratio
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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.