Home / 18,301.31-27,451.97-4,450.19

Finding the Fourth Proportional to 18,301.31, 27,451.97 and 4,450.19

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Solution

The fourth proportional to 18,301.31, 27,451.97 and 4,450.19 is: 6,675.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301.31 : 27,451.97 = 4,450.19 : x
  2. Step 2: Convert to fraction form
    18,301.31/27,451.97 = 4,450.19/x
  3. Step 3: Cross multiply
    18,301.31x = 27,451.97 × 4,450.19
  4. Step 4: Simplify right side
    18,301.31x = 122,166,460.12
  5. Step 5: Solve for x
    x = 122,166,460.12/18,301.31
  6. Step 6: Final answer
    x = 6,675.29

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Similar ratio
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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.