Home / 26,768.21-40,210.25-17,403.41

Finding the Fourth Proportional to 26,768.21, 40,210.25 and 17,403.41

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Solution

The fourth proportional to 26,768.21, 40,210.25 and 17,403.41 is: 26,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,768.21 : 40,210.25 = 17,403.41 : x
  2. Step 2: Convert to fraction form
    26,768.21/40,210.25 = 17,403.41/x
  3. Step 3: Cross multiply
    26,768.21x = 40,210.25 × 17,403.41
  4. Step 4: Simplify right side
    26,768.21x = 699,795,178.88
  5. Step 5: Solve for x
    x = 699,795,178.88/26,768.21
  6. Step 6: Final answer
    x = 26,142.78

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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.