Home / 16,975.28-25,456.60-5,879.12

Finding the Fourth Proportional to 16,975.28, 25,456.60 and 5,879.12

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Solution

The fourth proportional to 16,975.28, 25,456.60 and 5,879.12 is: 8,816.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.28 : 25,456.60 = 5,879.12 : x
  2. Step 2: Convert to fraction form
    16,975.28/25,456.60 = 5,879.12/x
  3. Step 3: Cross multiply
    16,975.28x = 25,456.60 × 5,879.12
  4. Step 4: Simplify right side
    16,975.28x = 149,662,406.19
  5. Step 5: Solve for x
    x = 149,662,406.19/16,975.28
  6. Step 6: Final answer
    x = 8,816.49

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.