Home / 13,591.06-20,353.37-8,027.89

Finding the Fourth Proportional to 13,591.06, 20,353.37 and 8,027.89

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Solution

The fourth proportional to 13,591.06, 20,353.37 and 8,027.89 is: 12,022.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,591.06 : 20,353.37 = 8,027.89 : x
  2. Step 2: Convert to fraction form
    13,591.06/20,353.37 = 8,027.89/x
  3. Step 3: Cross multiply
    13,591.06x = 20,353.37 × 8,027.89
  4. Step 4: Simplify right side
    13,591.06x = 163,394,524.47
  5. Step 5: Solve for x
    x = 163,394,524.47/13,591.06
  6. Step 6: Final answer
    x = 12,022.21

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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.