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Finding the Fourth Proportional to 17,213.54, 25,911.05 and 14,676.62

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Solution

The fourth proportional to 17,213.54, 25,911.05 and 14,676.62 is: 22,092.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,213.54 : 25,911.05 = 14,676.62 : x
  2. Step 2: Convert to fraction form
    17,213.54/25,911.05 = 14,676.62/x
  3. Step 3: Cross multiply
    17,213.54x = 25,911.05 × 14,676.62
  4. Step 4: Simplify right side
    17,213.54x = 380,286,431.71
  5. Step 5: Solve for x
    x = 380,286,431.71/17,213.54
  6. Step 6: Final answer
    x = 22,092.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.