Home / 26,757.59-40,197.92-18,878.27

Finding the Fourth Proportional to 26,757.59, 40,197.92 and 18,878.27

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Solution

The fourth proportional to 26,757.59, 40,197.92 and 18,878.27 is: 28,360.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,757.59 : 40,197.92 = 18,878.27 : x
  2. Step 2: Convert to fraction form
    26,757.59/40,197.92 = 18,878.27/x
  3. Step 3: Cross multiply
    26,757.59x = 40,197.92 × 18,878.27
  4. Step 4: Simplify right side
    26,757.59x = 758,866,998.01
  5. Step 5: Solve for x
    x = 758,866,998.01/26,757.59
  6. Step 6: Final answer
    x = 28,360.81

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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.