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Finding the Fourth Proportional to 17,091.54, 25,653.24 and 10,530.54

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Solution

The fourth proportional to 17,091.54, 25,653.24 and 10,530.54 is: 15,805.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091.54 : 25,653.24 = 10,530.54 : x
  2. Step 2: Convert to fraction form
    17,091.54/25,653.24 = 10,530.54/x
  3. Step 3: Cross multiply
    17,091.54x = 25,653.24 × 10,530.54
  4. Step 4: Simplify right side
    17,091.54x = 270,142,469.95
  5. Step 5: Solve for x
    x = 270,142,469.95/17,091.54
  6. Step 6: Final answer
    x = 15,805.62

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1.5x scale

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.