Home / 17,119.08-25,682.40-5,272.92

Finding the Fourth Proportional to 17,119.08, 25,682.40 and 5,272.92

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Solution

The fourth proportional to 17,119.08, 25,682.40 and 5,272.92 is: 7,910.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.08 : 25,682.40 = 5,272.92 : x
  2. Step 2: Convert to fraction form
    17,119.08/25,682.40 = 5,272.92/x
  3. Step 3: Cross multiply
    17,119.08x = 25,682.40 × 5,272.92
  4. Step 4: Simplify right side
    17,119.08x = 135,421,240.61
  5. Step 5: Solve for x
    x = 135,421,240.61/17,119.08
  6. Step 6: Final answer
    x = 7,910.54

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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.