Home / 38,091.14-57,142.03-15,899.43

Finding the Fourth Proportional to 38,091.14, 57,142.03 and 15,899.43

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Solution

The fourth proportional to 38,091.14, 57,142.03 and 15,899.43 is: 23,851.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,091.14 : 57,142.03 = 15,899.43 : x
  2. Step 2: Convert to fraction form
    38,091.14/57,142.03 = 15,899.43/x
  3. Step 3: Cross multiply
    38,091.14x = 57,142.03 × 15,899.43
  4. Step 4: Simplify right side
    38,091.14x = 908,525,706.04
  5. Step 5: Solve for x
    x = 908,525,706.04/38,091.14
  6. Step 6: Final answer
    x = 23,851.37

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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.