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Finding the Fourth Proportional to 17,786.68, 26,675.10 and 7,396.12

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Solution

The fourth proportional to 17,786.68, 26,675.10 and 7,396.12 is: 11,092.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,786.68 : 26,675.10 = 7,396.12 : x
  2. Step 2: Convert to fraction form
    17,786.68/26,675.10 = 7,396.12/x
  3. Step 3: Cross multiply
    17,786.68x = 26,675.10 × 7,396.12
  4. Step 4: Simplify right side
    17,786.68x = 197,292,240.61
  5. Step 5: Solve for x
    x = 197,292,240.61/17,786.68
  6. Step 6: Final answer
    x = 11,092.13

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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.