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Finding the Fourth Proportional to 17,222.92, 25,832.46 and 4,743.88

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Solution

The fourth proportional to 17,222.92, 25,832.46 and 4,743.88 is: 7,115.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222.92 : 25,832.46 = 4,743.88 : x
  2. Step 2: Convert to fraction form
    17,222.92/25,832.46 = 4,743.88/x
  3. Step 3: Cross multiply
    17,222.92x = 25,832.46 × 4,743.88
  4. Step 4: Simplify right side
    17,222.92x = 122,546,090.34
  5. Step 5: Solve for x
    x = 122,546,090.34/17,222.92
  6. Step 6: Final answer
    x = 7,115.29

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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.