Home / 13,861.52-20,793.60-5,096.60

Finding the Fourth Proportional to 13,861.52, 20,793.60 and 5,096.60

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Solution

The fourth proportional to 13,861.52, 20,793.60 and 5,096.60 is: 7,645.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861.52 : 20,793.60 = 5,096.60 : x
  2. Step 2: Convert to fraction form
    13,861.52/20,793.60 = 5,096.60/x
  3. Step 3: Cross multiply
    13,861.52x = 20,793.60 × 5,096.60
  4. Step 4: Simplify right side
    13,861.52x = 105,976,661.76
  5. Step 5: Solve for x
    x = 105,976,661.76/13,861.52
  6. Step 6: Final answer
    x = 7,645.39

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1.5x scale

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.