Home / 17,270.80-25,906.18-12,350.04

Finding the Fourth Proportional to 17,270.80, 25,906.18 and 12,350.04

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Solution

The fourth proportional to 17,270.80, 25,906.18 and 12,350.04 is: 18,525.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.80 : 25,906.18 = 12,350.04 : x
  2. Step 2: Convert to fraction form
    17,270.80/25,906.18 = 12,350.04/x
  3. Step 3: Cross multiply
    17,270.80x = 25,906.18 × 12,350.04
  4. Step 4: Simplify right side
    17,270.80x = 319,942,359.25
  5. Step 5: Solve for x
    x = 319,942,359.25/17,270.80
  6. Step 6: Final answer
    x = 18,525.05

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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.