Home / 13,334.24-20,001.37-3,974.02

Finding the Fourth Proportional to 13,334.24, 20,001.37 and 3,974.02

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Solution

The fourth proportional to 13,334.24, 20,001.37 and 3,974.02 is: 5,961.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.24 : 20,001.37 = 3,974.02 : x
  2. Step 2: Convert to fraction form
    13,334.24/20,001.37 = 3,974.02/x
  3. Step 3: Cross multiply
    13,334.24x = 20,001.37 × 3,974.02
  4. Step 4: Simplify right side
    13,334.24x = 79,485,844.41
  5. Step 5: Solve for x
    x = 79,485,844.41/13,334.24
  6. Step 6: Final answer
    x = 5,961.03

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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.