Home / 17,181.72-25,815.78-10,944.54

Finding the Fourth Proportional to 17,181.72, 25,815.78 and 10,944.54

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Solution

The fourth proportional to 17,181.72, 25,815.78 and 10,944.54 is: 16,444.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,181.72 : 25,815.78 = 10,944.54 : x
  2. Step 2: Convert to fraction form
    17,181.72/25,815.78 = 10,944.54/x
  3. Step 3: Cross multiply
    17,181.72x = 25,815.78 × 10,944.54
  4. Step 4: Simplify right side
    17,181.72x = 282,541,836.84
  5. Step 5: Solve for x
    x = 282,541,836.84/17,181.72
  6. Step 6: Final answer
    x = 16,444.33

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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.