Home / 13,936.37-20,893.82-12,084.93

Finding the Fourth Proportional to 13,936.37, 20,893.82 and 12,084.93

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Solution

The fourth proportional to 13,936.37, 20,893.82 and 12,084.93 is: 18,118.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936.37 : 20,893.82 = 12,084.93 : x
  2. Step 2: Convert to fraction form
    13,936.37/20,893.82 = 12,084.93/x
  3. Step 3: Cross multiply
    13,936.37x = 20,893.82 × 12,084.93
  4. Step 4: Simplify right side
    13,936.37x = 252,500,291.71
  5. Step 5: Solve for x
    x = 252,500,291.71/13,936.37
  6. Step 6: Final answer
    x = 18,118.09

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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.