Home / 26,261.30-39,369.92-11,458.95

Finding the Fourth Proportional to 26,261.30, 39,369.92 and 11,458.95

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Solution

The fourth proportional to 26,261.30, 39,369.92 and 11,458.95 is: 17,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,261.30 : 39,369.92 = 11,458.95 : x
  2. Step 2: Convert to fraction form
    26,261.30/39,369.92 = 11,458.95/x
  3. Step 3: Cross multiply
    26,261.30x = 39,369.92 × 11,458.95
  4. Step 4: Simplify right side
    26,261.30x = 451,137,887.49
  5. Step 5: Solve for x
    x = 451,137,887.49/26,261.30
  6. Step 6: Final answer
    x = 17,178.81

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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.