Home / 26,662.54-39,936.30-12,601.35

Finding the Fourth Proportional to 26,662.54, 39,936.30 and 12,601.35

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Solution

The fourth proportional to 26,662.54, 39,936.30 and 12,601.35 is: 18,874.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,662.54 : 39,936.30 = 12,601.35 : x
  2. Step 2: Convert to fraction form
    26,662.54/39,936.30 = 12,601.35/x
  3. Step 3: Cross multiply
    26,662.54x = 39,936.30 × 12,601.35
  4. Step 4: Simplify right side
    26,662.54x = 503,251,294.01
  5. Step 5: Solve for x
    x = 503,251,294.01/26,662.54
  6. Step 6: Final answer
    x = 18,874.84

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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.