Home / 13,371.01-18,449.18-7,993.27

Finding the Fourth Proportional to 13,371.01, 18,449.18 and 7,993.27

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Solution

The fourth proportional to 13,371.01, 18,449.18 and 7,993.27 is: 11,029.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.01 : 18,449.18 = 7,993.27 : x
  2. Step 2: Convert to fraction form
    13,371.01/18,449.18 = 7,993.27/x
  3. Step 3: Cross multiply
    13,371.01x = 18,449.18 × 7,993.27
  4. Step 4: Simplify right side
    13,371.01x = 147,469,277.02
  5. Step 5: Solve for x
    x = 147,469,277.02/13,371.01
  6. Step 6: Final answer
    x = 11,029.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.