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Finding the Fourth Proportional to 26,993.22, 37,239.16 and 16,914.80

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Solution

The fourth proportional to 26,993.22, 37,239.16 and 16,914.80 is: 23,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,993.22 : 37,239.16 = 16,914.80 : x
  2. Step 2: Convert to fraction form
    26,993.22/37,239.16 = 16,914.80/x
  3. Step 3: Cross multiply
    26,993.22x = 37,239.16 × 16,914.80
  4. Step 4: Simplify right side
    26,993.22x = 629,892,943.57
  5. Step 5: Solve for x
    x = 629,892,943.57/26,993.22
  6. Step 6: Final answer
    x = 23,335.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.