Home / 13,383.09-20,067.21-5,994.63

Finding the Fourth Proportional to 13,383.09, 20,067.21 and 5,994.63

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Solution

The fourth proportional to 13,383.09, 20,067.21 and 5,994.63 is: 8,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383.09 : 20,067.21 = 5,994.63 : x
  2. Step 2: Convert to fraction form
    13,383.09/20,067.21 = 5,994.63/x
  3. Step 3: Cross multiply
    13,383.09x = 20,067.21 × 5,994.63
  4. Step 4: Simplify right side
    13,383.09x = 120,295,499.08
  5. Step 5: Solve for x
    x = 120,295,499.08/13,383.09
  6. Step 6: Final answer
    x = 8,988.62

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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.