Home / 18,190.56-25,042.32-17,354.64

Finding the Fourth Proportional to 18,190.56, 25,042.32 and 17,354.64

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Solution

The fourth proportional to 18,190.56, 25,042.32 and 17,354.64 is: 23,891.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.56 : 25,042.32 = 17,354.64 : x
  2. Step 2: Convert to fraction form
    18,190.56/25,042.32 = 17,354.64/x
  3. Step 3: Cross multiply
    18,190.56x = 25,042.32 × 17,354.64
  4. Step 4: Simplify right side
    18,190.56x = 434,600,448.36
  5. Step 5: Solve for x
    x = 434,600,448.36/18,190.56
  6. Step 6: Final answer
    x = 23,891.54

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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.