Home / 17,099.05-25,640.36-8,085.66

Finding the Fourth Proportional to 17,099.05, 25,640.36 and 8,085.66

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Solution

The fourth proportional to 17,099.05, 25,640.36 and 8,085.66 is: 12,124.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,099.05 : 25,640.36 = 8,085.66 : x
  2. Step 2: Convert to fraction form
    17,099.05/25,640.36 = 8,085.66/x
  3. Step 3: Cross multiply
    17,099.05x = 25,640.36 × 8,085.66
  4. Step 4: Simplify right side
    17,099.05x = 207,319,233.24
  5. Step 5: Solve for x
    x = 207,319,233.24/17,099.05
  6. Step 6: Final answer
    x = 12,124.61

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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.