Home / 17,050.85-25,576.20-7,679.89

Finding the Fourth Proportional to 17,050.85, 25,576.20 and 7,679.89

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Solution

The fourth proportional to 17,050.85, 25,576.20 and 7,679.89 is: 11,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,050.85 : 25,576.20 = 7,679.89 : x
  2. Step 2: Convert to fraction form
    17,050.85/25,576.20 = 7,679.89/x
  3. Step 3: Cross multiply
    17,050.85x = 25,576.20 × 7,679.89
  4. Step 4: Simplify right side
    17,050.85x = 196,422,402.62
  5. Step 5: Solve for x
    x = 196,422,402.62/17,050.85
  6. Step 6: Final answer
    x = 11,519.80

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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.