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Finding the Fourth Proportional to 17,197.70, 25,792.22 and 6,664.11

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Solution

The fourth proportional to 17,197.70, 25,792.22 and 6,664.11 is: 9,994.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,197.70 : 25,792.22 = 6,664.11 : x
  2. Step 2: Convert to fraction form
    17,197.70/25,792.22 = 6,664.11/x
  3. Step 3: Cross multiply
    17,197.70x = 25,792.22 × 6,664.11
  4. Step 4: Simplify right side
    17,197.70x = 171,882,191.22
  5. Step 5: Solve for x
    x = 171,882,191.22/17,197.70
  6. Step 6: Final answer
    x = 9,994.49

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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.