Home / 26,991.23-37,236.41-16,912.80

Finding the Fourth Proportional to 26,991.23, 37,236.41 and 16,912.80

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Solution

The fourth proportional to 26,991.23, 37,236.41 and 16,912.80 is: 23,332.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.23 : 37,236.41 = 16,912.80 : x
  2. Step 2: Convert to fraction form
    26,991.23/37,236.41 = 16,912.80/x
  3. Step 3: Cross multiply
    26,991.23x = 37,236.41 × 16,912.80
  4. Step 4: Simplify right side
    26,991.23x = 629,771,933.91
  5. Step 5: Solve for x
    x = 629,771,933.91/26,991.23
  6. Step 6: Final answer
    x = 23,332.47

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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.