Home / 15,942.89-23,906.99-4,847.28

Finding the Fourth Proportional to 15,942.89, 23,906.99 and 4,847.28

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Solution

The fourth proportional to 15,942.89, 23,906.99 and 4,847.28 is: 7,268.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,942.89 : 23,906.99 = 4,847.28 : x
  2. Step 2: Convert to fraction form
    15,942.89/23,906.99 = 4,847.28/x
  3. Step 3: Cross multiply
    15,942.89x = 23,906.99 × 4,847.28
  4. Step 4: Simplify right side
    15,942.89x = 115,883,863.73
  5. Step 5: Solve for x
    x = 115,883,863.73/15,942.89
  6. Step 6: Final answer
    x = 7,268.69

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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.