Home / 15,447.72-23,171.60-3,760.84

Finding the Fourth Proportional to 15,447.72, 23,171.60 and 3,760.84

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Solution

The fourth proportional to 15,447.72, 23,171.60 and 3,760.84 is: 5,641.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.72 : 23,171.60 = 3,760.84 : x
  2. Step 2: Convert to fraction form
    15,447.72/23,171.60 = 3,760.84/x
  3. Step 3: Cross multiply
    15,447.72x = 23,171.60 × 3,760.84
  4. Step 4: Simplify right side
    15,447.72x = 87,144,680.14
  5. Step 5: Solve for x
    x = 87,144,680.14/15,447.72
  6. Step 6: Final answer
    x = 5,641.26

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.