Home / 16,954.12-25,426.62-7,091.38

Finding the Fourth Proportional to 16,954.12, 25,426.62 and 7,091.38

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Solution

The fourth proportional to 16,954.12, 25,426.62 and 7,091.38 is: 10,635.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.12 : 25,426.62 = 7,091.38 : x
  2. Step 2: Convert to fraction form
    16,954.12/25,426.62 = 7,091.38/x
  3. Step 3: Cross multiply
    16,954.12x = 25,426.62 × 7,091.38
  4. Step 4: Simplify right side
    16,954.12x = 180,309,824.54
  5. Step 5: Solve for x
    x = 180,309,824.54/16,954.12
  6. Step 6: Final answer
    x = 10,635.16

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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.