Home / 17,002.22-25,511.70-7,648.85

Finding the Fourth Proportional to 17,002.22, 25,511.70 and 7,648.85

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Solution

The fourth proportional to 17,002.22, 25,511.70 and 7,648.85 is: 11,477.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,002.22 : 25,511.70 = 7,648.85 : x
  2. Step 2: Convert to fraction form
    17,002.22/25,511.70 = 7,648.85/x
  3. Step 3: Cross multiply
    17,002.22x = 25,511.70 × 7,648.85
  4. Step 4: Simplify right side
    17,002.22x = 195,135,166.55
  5. Step 5: Solve for x
    x = 195,135,166.55/17,002.22
  6. Step 6: Final answer
    x = 11,477.04

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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.