Home / 17,043.23-25,571.21-7,680.44

Finding the Fourth Proportional to 17,043.23, 25,571.21 and 7,680.44

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Solution

The fourth proportional to 17,043.23, 25,571.21 and 7,680.44 is: 11,523.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,043.23 : 25,571.21 = 7,680.44 : x
  2. Step 2: Convert to fraction form
    17,043.23/25,571.21 = 7,680.44/x
  3. Step 3: Cross multiply
    17,043.23x = 25,571.21 × 7,680.44
  4. Step 4: Simplify right side
    17,043.23x = 196,397,977.87
  5. Step 5: Solve for x
    x = 196,397,977.87/17,043.23
  6. Step 6: Final answer
    x = 11,523.52

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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.