Home / 13,456.82-20,169.42-6,052.61

Finding the Fourth Proportional to 13,456.82, 20,169.42 and 6,052.61

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Solution

The fourth proportional to 13,456.82, 20,169.42 and 6,052.61 is: 9,071.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,456.82 : 20,169.42 = 6,052.61 : x
  2. Step 2: Convert to fraction form
    13,456.82/20,169.42 = 6,052.61/x
  3. Step 3: Cross multiply
    13,456.82x = 20,169.42 × 6,052.61
  4. Step 4: Simplify right side
    13,456.82x = 122,077,532.34
  5. Step 5: Solve for x
    x = 122,077,532.34/13,456.82
  6. Step 6: Final answer
    x = 9,071.80

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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.