Home / 13,600.73-20,404.54-6,584.11

Finding the Fourth Proportional to 13,600.73, 20,404.54 and 6,584.11

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Solution

The fourth proportional to 13,600.73, 20,404.54 and 6,584.11 is: 9,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,600.73 : 20,404.54 = 6,584.11 : x
  2. Step 2: Convert to fraction form
    13,600.73/20,404.54 = 6,584.11/x
  3. Step 3: Cross multiply
    13,600.73x = 20,404.54 × 6,584.11
  4. Step 4: Simplify right side
    13,600.73x = 134,345,735.86
  5. Step 5: Solve for x
    x = 134,345,735.86/13,600.73
  6. Step 6: Final answer
    x = 9,877.83

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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.