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Finding the Fourth Proportional to 26,608.37, 39,917.95 and 9,968.09

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Solution

The fourth proportional to 26,608.37, 39,917.95 and 9,968.09 is: 14,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,608.37 : 39,917.95 = 9,968.09 : x
  2. Step 2: Convert to fraction form
    26,608.37/39,917.95 = 9,968.09/x
  3. Step 3: Cross multiply
    26,608.37x = 39,917.95 × 9,968.09
  4. Step 4: Simplify right side
    26,608.37x = 397,905,493.71
  5. Step 5: Solve for x
    x = 397,905,493.71/26,608.37
  6. Step 6: Final answer
    x = 14,954.15

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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.