Home / 26,512.93-39,768.47-6,791.68

Finding the Fourth Proportional to 26,512.93, 39,768.47 and 6,791.68

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Solution

The fourth proportional to 26,512.93, 39,768.47 and 6,791.68 is: 10,187.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,512.93 : 39,768.47 = 6,791.68 : x
  2. Step 2: Convert to fraction form
    26,512.93/39,768.47 = 6,791.68/x
  3. Step 3: Cross multiply
    26,512.93x = 39,768.47 × 6,791.68
  4. Step 4: Simplify right side
    26,512.93x = 270,094,523.49
  5. Step 5: Solve for x
    x = 270,094,523.49/26,512.93
  6. Step 6: Final answer
    x = 10,187.28

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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.