Home / 27,936.20-41,903.37-12,141.23

Finding the Fourth Proportional to 27,936.20, 41,903.37 and 12,141.23

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Solution

The fourth proportional to 27,936.20, 41,903.37 and 12,141.23 is: 18,211.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,936.20 : 41,903.37 = 12,141.23 : x
  2. Step 2: Convert to fraction form
    27,936.20/41,903.37 = 12,141.23/x
  3. Step 3: Cross multiply
    27,936.20x = 41,903.37 × 12,141.23
  4. Step 4: Simplify right side
    27,936.20x = 508,758,557.70
  5. Step 5: Solve for x
    x = 508,758,557.70/27,936.20
  6. Step 6: Final answer
    x = 18,211.44

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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.