Home / 18,694.37-25,832.45-17,783.21

Finding the Fourth Proportional to 18,694.37, 25,832.45 and 17,783.21

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Solution

The fourth proportional to 18,694.37, 25,832.45 and 17,783.21 is: 24,573.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694.37 : 25,832.45 = 17,783.21 : x
  2. Step 2: Convert to fraction form
    18,694.37/25,832.45 = 17,783.21/x
  3. Step 3: Cross multiply
    18,694.37x = 25,832.45 × 17,783.21
  4. Step 4: Simplify right side
    18,694.37x = 459,383,794.25
  5. Step 5: Solve for x
    x = 459,383,794.25/18,694.37
  6. Step 6: Final answer
    x = 24,573.38

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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.