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Finding the Fourth Proportional to 17,744.48, 26,621.24 and 6,651.24

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Solution

The fourth proportional to 17,744.48, 26,621.24 and 6,651.24 is: 9,978.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,744.48 : 26,621.24 = 6,651.24 : x
  2. Step 2: Convert to fraction form
    17,744.48/26,621.24 = 6,651.24/x
  3. Step 3: Cross multiply
    17,744.48x = 26,621.24 × 6,651.24
  4. Step 4: Simplify right side
    17,744.48x = 177,064,256.34
  5. Step 5: Solve for x
    x = 177,064,256.34/17,744.48
  6. Step 6: Final answer
    x = 9,978.55

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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.