Home / 27,672.12-38,187-15,096.96

Finding the Fourth Proportional to 27,672.12, 38,187 and 15,096.96

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Solution

The fourth proportional to 27,672.12, 38,187 and 15,096.96 is: 20,833.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.12 : 38,187 = 15,096.96 : x
  2. Step 2: Convert to fraction form
    27,672.12/38,187 = 15,096.96/x
  3. Step 3: Cross multiply
    27,672.12x = 38,187 × 15,096.96
  4. Step 4: Simplify right side
    27,672.12x = 576,507,611.52
  5. Step 5: Solve for x
    x = 576,507,611.52/27,672.12
  6. Step 6: Final answer
    x = 20,833.52

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