Home / 17,178.46-25,766.43-5,488.54

Finding the Fourth Proportional to 17,178.46, 25,766.43 and 5,488.54

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Solution

The fourth proportional to 17,178.46, 25,766.43 and 5,488.54 is: 8,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.46 : 25,766.43 = 5,488.54 : x
  2. Step 2: Convert to fraction form
    17,178.46/25,766.43 = 5,488.54/x
  3. Step 3: Cross multiply
    17,178.46x = 25,766.43 × 5,488.54
  4. Step 4: Simplify right side
    17,178.46x = 141,420,081.71
  5. Step 5: Solve for x
    x = 141,420,081.71/17,178.46
  6. Step 6: Final answer
    x = 8,232.41

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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.