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Finding the Fourth Proportional to 17,608.73, 26,404.43 and 8,713.80

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Solution

The fourth proportional to 17,608.73, 26,404.43 and 8,713.80 is: 13,066.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608.73 : 26,404.43 = 8,713.80 : x
  2. Step 2: Convert to fraction form
    17,608.73/26,404.43 = 8,713.80/x
  3. Step 3: Cross multiply
    17,608.73x = 26,404.43 × 8,713.80
  4. Step 4: Simplify right side
    17,608.73x = 230,082,878.57
  5. Step 5: Solve for x
    x = 230,082,878.57/17,608.73
  6. Step 6: Final answer
    x = 13,066.41

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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.