Home / 17,089.57-25,633.21-8,211.26

Finding the Fourth Proportional to 17,089.57, 25,633.21 and 8,211.26

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Solution

The fourth proportional to 17,089.57, 25,633.21 and 8,211.26 is: 12,316.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,089.57 : 25,633.21 = 8,211.26 : x
  2. Step 2: Convert to fraction form
    17,089.57/25,633.21 = 8,211.26/x
  3. Step 3: Cross multiply
    17,089.57x = 25,633.21 × 8,211.26
  4. Step 4: Simplify right side
    17,089.57x = 210,480,951.94
  5. Step 5: Solve for x
    x = 210,480,951.94/17,089.57
  6. Step 6: Final answer
    x = 12,316.34

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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.