Home / 38,322.36-57,485.97-12,028.14

Finding the Fourth Proportional to 38,322.36, 57,485.97 and 12,028.14

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Solution

The fourth proportional to 38,322.36, 57,485.97 and 12,028.14 is: 18,042.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,322.36 : 57,485.97 = 12,028.14 : x
  2. Step 2: Convert to fraction form
    38,322.36/57,485.97 = 12,028.14/x
  3. Step 3: Cross multiply
    38,322.36x = 57,485.97 × 12,028.14
  4. Step 4: Simplify right side
    38,322.36x = 691,449,295.20
  5. Step 5: Solve for x
    x = 691,449,295.20/38,322.36
  6. Step 6: Final answer
    x = 18,042.97

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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.