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Finding the Fourth Proportional to 17,635.42, 26,452.86 and 7,239.88

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Solution

The fourth proportional to 17,635.42, 26,452.86 and 7,239.88 is: 10,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,635.42 : 26,452.86 = 7,239.88 : x
  2. Step 2: Convert to fraction form
    17,635.42/26,452.86 = 7,239.88/x
  3. Step 3: Cross multiply
    17,635.42x = 26,452.86 × 7,239.88
  4. Step 4: Simplify right side
    17,635.42x = 191,515,532.06
  5. Step 5: Solve for x
    x = 191,515,532.06/17,635.42
  6. Step 6: Final answer
    x = 10,859.71

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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.