Home / 20,096.35-27,733.79-12,137.02

Finding the Fourth Proportional to 20,096.35, 27,733.79 and 12,137.02

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Solution

The fourth proportional to 20,096.35, 27,733.79 and 12,137.02 is: 16,749.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,096.35 : 27,733.79 = 12,137.02 : x
  2. Step 2: Convert to fraction form
    20,096.35/27,733.79 = 12,137.02/x
  3. Step 3: Cross multiply
    20,096.35x = 27,733.79 × 12,137.02
  4. Step 4: Simplify right side
    20,096.35x = 336,605,563.91
  5. Step 5: Solve for x
    x = 336,605,563.91/20,096.35
  6. Step 6: Final answer
    x = 16,749.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.