Home / 17,227.72-25,884.84-10,990.60

Finding the Fourth Proportional to 17,227.72, 25,884.84 and 10,990.60

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Solution

The fourth proportional to 17,227.72, 25,884.84 and 10,990.60 is: 16,513.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,227.72 : 25,884.84 = 10,990.60 : x
  2. Step 2: Convert to fraction form
    17,227.72/25,884.84 = 10,990.60/x
  3. Step 3: Cross multiply
    17,227.72x = 25,884.84 × 10,990.60
  4. Step 4: Simplify right side
    17,227.72x = 284,489,922.50
  5. Step 5: Solve for x
    x = 284,489,922.50/17,227.72
  6. Step 6: Final answer
    x = 16,513.50

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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.