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Finding the Fourth Proportional to 17,735.73, 26,580.97 and 9,419.73

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Solution

The fourth proportional to 17,735.73, 26,580.97 and 9,419.73 is: 14,117.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,735.73 : 26,580.97 = 9,419.73 : x
  2. Step 2: Convert to fraction form
    17,735.73/26,580.97 = 9,419.73/x
  3. Step 3: Cross multiply
    17,735.73x = 26,580.97 × 9,419.73
  4. Step 4: Simplify right side
    17,735.73x = 250,385,560.54
  5. Step 5: Solve for x
    x = 250,385,560.54/17,735.73
  6. Step 6: Final answer
    x = 14,117.58

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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.