Home / 13,394.96-20,086.05-5,999.48

Finding the Fourth Proportional to 13,394.96, 20,086.05 and 5,999.48

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Solution

The fourth proportional to 13,394.96, 20,086.05 and 5,999.48 is: 8,996.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.96 : 20,086.05 = 5,999.48 : x
  2. Step 2: Convert to fraction form
    13,394.96/20,086.05 = 5,999.48/x
  3. Step 3: Cross multiply
    13,394.96x = 20,086.05 × 5,999.48
  4. Step 4: Simplify right side
    13,394.96x = 120,505,855.25
  5. Step 5: Solve for x
    x = 120,505,855.25/13,394.96
  6. Step 6: Final answer
    x = 8,996.36

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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.