Home / 36,012.37-49,691.12-20,096.78

Finding the Fourth Proportional to 36,012.37, 49,691.12 and 20,096.78

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Solution

The fourth proportional to 36,012.37, 49,691.12 and 20,096.78 is: 27,730.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,012.37 : 49,691.12 = 20,096.78 : x
  2. Step 2: Convert to fraction form
    36,012.37/49,691.12 = 20,096.78/x
  3. Step 3: Cross multiply
    36,012.37x = 49,691.12 × 20,096.78
  4. Step 4: Simplify right side
    36,012.37x = 998,631,258.14
  5. Step 5: Solve for x
    x = 998,631,258.14/36,012.37
  6. Step 6: Final answer
    x = 27,730.23

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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.