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Finding the Fourth Proportional to 17,736.54, 26,597.88 and 7,744.34

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Solution

The fourth proportional to 17,736.54, 26,597.88 and 7,744.34 is: 11,613.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.54 : 26,597.88 = 7,744.34 : x
  2. Step 2: Convert to fraction form
    17,736.54/26,597.88 = 7,744.34/x
  3. Step 3: Cross multiply
    17,736.54x = 26,597.88 × 7,744.34
  4. Step 4: Simplify right side
    17,736.54x = 205,982,893.01
  5. Step 5: Solve for x
    x = 205,982,893.01/17,736.54
  6. Step 6: Final answer
    x = 11,613.48

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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.