Home / 18,767.54-28,183.51-16,663.92

Finding the Fourth Proportional to 18,767.54, 28,183.51 and 16,663.92

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Solution

The fourth proportional to 18,767.54, 28,183.51 and 16,663.92 is: 25,024.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,767.54 : 28,183.51 = 16,663.92 : x
  2. Step 2: Convert to fraction form
    18,767.54/28,183.51 = 16,663.92/x
  3. Step 3: Cross multiply
    18,767.54x = 28,183.51 × 16,663.92
  4. Step 4: Simplify right side
    18,767.54x = 469,647,755.96
  5. Step 5: Solve for x
    x = 469,647,755.96/18,767.54
  6. Step 6: Final answer
    x = 25,024.47

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1.5x scale

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.