Home / 26,991.36-40,490.42-14,494.20

Finding the Fourth Proportional to 26,991.36, 40,490.42 and 14,494.20

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Solution

The fourth proportional to 26,991.36, 40,490.42 and 14,494.20 is: 21,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.36 : 40,490.42 = 14,494.20 : x
  2. Step 2: Convert to fraction form
    26,991.36/40,490.42 = 14,494.20/x
  3. Step 3: Cross multiply
    26,991.36x = 40,490.42 × 14,494.20
  4. Step 4: Simplify right side
    26,991.36x = 586,876,245.56
  5. Step 5: Solve for x
    x = 586,876,245.56/26,991.36
  6. Step 6: Final answer
    x = 21,743.12

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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.