Home / 17,239.05-25,864.73-8,480.12

Finding the Fourth Proportional to 17,239.05, 25,864.73 and 8,480.12

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Solution

The fourth proportional to 17,239.05, 25,864.73 and 8,480.12 is: 12,723.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.05 : 25,864.73 = 8,480.12 : x
  2. Step 2: Convert to fraction form
    17,239.05/25,864.73 = 8,480.12/x
  3. Step 3: Cross multiply
    17,239.05x = 25,864.73 × 8,480.12
  4. Step 4: Simplify right side
    17,239.05x = 219,335,842.44
  5. Step 5: Solve for x
    x = 219,335,842.44/17,239.05
  6. Step 6: Final answer
    x = 12,723.20

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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.