Home / 17,178.83-25,769.87-5,489.27

Finding the Fourth Proportional to 17,178.83, 25,769.87 and 5,489.27

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Solution

The fourth proportional to 17,178.83, 25,769.87 and 5,489.27 is: 8,234.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.83 : 25,769.87 = 5,489.27 : x
  2. Step 2: Convert to fraction form
    17,178.83/25,769.87 = 5,489.27/x
  3. Step 3: Cross multiply
    17,178.83x = 25,769.87 × 5,489.27
  4. Step 4: Simplify right side
    17,178.83x = 141,457,774.29
  5. Step 5: Solve for x
    x = 141,457,774.29/17,178.83
  6. Step 6: Final answer
    x = 8,234.42

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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.