Home / 13,796.72-20,694.70-4,436.68

Finding the Fourth Proportional to 13,796.72, 20,694.70 and 4,436.68

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Solution

The fourth proportional to 13,796.72, 20,694.70 and 4,436.68 is: 6,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,796.72 : 20,694.70 = 4,436.68 : x
  2. Step 2: Convert to fraction form
    13,796.72/20,694.70 = 4,436.68/x
  3. Step 3: Cross multiply
    13,796.72x = 20,694.70 × 4,436.68
  4. Step 4: Simplify right side
    13,796.72x = 91,815,761.60
  5. Step 5: Solve for x
    x = 91,815,761.60/13,796.72
  6. Step 6: Final answer
    x = 6,654.90

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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.