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Finding the Fourth Proportional to 26,791.66, 40,187.49 and 9,261.64

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Solution

The fourth proportional to 26,791.66, 40,187.49 and 9,261.64 is: 13,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791.66 : 40,187.49 = 9,261.64 : x
  2. Step 2: Convert to fraction form
    26,791.66/40,187.49 = 9,261.64/x
  3. Step 3: Cross multiply
    26,791.66x = 40,187.49 × 9,261.64
  4. Step 4: Simplify right side
    26,791.66x = 372,202,064.88
  5. Step 5: Solve for x
    x = 372,202,064.88/26,791.66
  6. Step 6: Final answer
    x = 13,892.46

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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.