Home / 13,730.82-20,591.28-5,833.86

Finding the Fourth Proportional to 13,730.82, 20,591.28 and 5,833.86

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Solution

The fourth proportional to 13,730.82, 20,591.28 and 5,833.86 is: 8,748.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,730.82 : 20,591.28 = 5,833.86 : x
  2. Step 2: Convert to fraction form
    13,730.82/20,591.28 = 5,833.86/x
  3. Step 3: Cross multiply
    13,730.82x = 20,591.28 × 5,833.86
  4. Step 4: Simplify right side
    13,730.82x = 120,126,567.52
  5. Step 5: Solve for x
    x = 120,126,567.52/13,730.82
  6. Step 6: Final answer
    x = 8,748.68

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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.