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Finding the Fourth Proportional to 17,247, 25,872.12 and 7,384.08

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Solution

The fourth proportional to 17,247, 25,872.12 and 7,384.08 is: 11,076.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247 : 25,872.12 = 7,384.08 : x
  2. Step 2: Convert to fraction form
    17,247/25,872.12 = 7,384.08/x
  3. Step 3: Cross multiply
    17,247x = 25,872.12 × 7,384.08
  4. Step 4: Simplify right side
    17,247x = 191,041,803.85
  5. Step 5: Solve for x
    x = 191,041,803.85/17,247
  6. Step 6: Final answer
    x = 11,076.81

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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.