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Finding the Fourth Proportional to 17,195.20, 25,795.50 and 7,334.50

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Solution

The fourth proportional to 17,195.20, 25,795.50 and 7,334.50 is: 11,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,195.20 : 25,795.50 = 7,334.50 : x
  2. Step 2: Convert to fraction form
    17,195.20/25,795.50 = 7,334.50/x
  3. Step 3: Cross multiply
    17,195.20x = 25,795.50 × 7,334.50
  4. Step 4: Simplify right side
    17,195.20x = 189,197,094.75
  5. Step 5: Solve for x
    x = 189,197,094.75/17,195.20
  6. Step 6: Final answer
    x = 11,002.90

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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.