Home / 16,755.56-23,122.62-9,201.63

Finding the Fourth Proportional to 16,755.56, 23,122.62 and 9,201.63

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Solution

The fourth proportional to 16,755.56, 23,122.62 and 9,201.63 is: 12,698.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.56 : 23,122.62 = 9,201.63 : x
  2. Step 2: Convert to fraction form
    16,755.56/23,122.62 = 9,201.63/x
  3. Step 3: Cross multiply
    16,755.56x = 23,122.62 × 9,201.63
  4. Step 4: Simplify right side
    16,755.56x = 212,765,793.87
  5. Step 5: Solve for x
    x = 212,765,793.87/16,755.56
  6. Step 6: Final answer
    x = 12,698.22

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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.