Home / 16,679.86-25,020.09-5,584.48

Finding the Fourth Proportional to 16,679.86, 25,020.09 and 5,584.48

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Solution

The fourth proportional to 16,679.86, 25,020.09 and 5,584.48 is: 8,376.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,679.86 : 25,020.09 = 5,584.48 : x
  2. Step 2: Convert to fraction form
    16,679.86/25,020.09 = 5,584.48/x
  3. Step 3: Cross multiply
    16,679.86x = 25,020.09 × 5,584.48
  4. Step 4: Simplify right side
    16,679.86x = 139,724,129.65
  5. Step 5: Solve for x
    x = 139,724,129.65/16,679.86
  6. Step 6: Final answer
    x = 8,376.82

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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.