Home / 26,991.01-40,512.44-13,149.73

Finding the Fourth Proportional to 26,991.01, 40,512.44 and 13,149.73

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Solution

The fourth proportional to 26,991.01, 40,512.44 and 13,149.73 is: 19,737.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,991.01 : 40,512.44 = 13,149.73 : x
  2. Step 2: Convert to fraction form
    26,991.01/40,512.44 = 13,149.73/x
  3. Step 3: Cross multiply
    26,991.01x = 40,512.44 × 13,149.73
  4. Step 4: Simplify right side
    26,991.01x = 532,727,647.64
  5. Step 5: Solve for x
    x = 532,727,647.64/26,991.01
  6. Step 6: Final answer
    x = 19,737.23

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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.