Home / 17,654.47-26,474.67-7,786.75

Finding the Fourth Proportional to 17,654.47, 26,474.67 and 7,786.75

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Solution

The fourth proportional to 17,654.47, 26,474.67 and 7,786.75 is: 11,677.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,654.47 : 26,474.67 = 7,786.75 : x
  2. Step 2: Convert to fraction form
    17,654.47/26,474.67 = 7,786.75/x
  3. Step 3: Cross multiply
    17,654.47x = 26,474.67 × 7,786.75
  4. Step 4: Simplify right side
    17,654.47x = 206,151,636.62
  5. Step 5: Solve for x
    x = 206,151,636.62/17,654.47
  6. Step 6: Final answer
    x = 11,677.02

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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.