Home / 36,340.89-50,151.06-20,209.54

Finding the Fourth Proportional to 36,340.89, 50,151.06 and 20,209.54

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Solution

The fourth proportional to 36,340.89, 50,151.06 and 20,209.54 is: 27,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,340.89 : 50,151.06 = 20,209.54 : x
  2. Step 2: Convert to fraction form
    36,340.89/50,151.06 = 20,209.54/x
  3. Step 3: Cross multiply
    36,340.89x = 50,151.06 × 20,209.54
  4. Step 4: Simplify right side
    36,340.89x = 1,013,529,727.73
  5. Step 5: Solve for x
    x = 1,013,529,727.73/36,340.89
  6. Step 6: Final answer
    x = 27,889.51

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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.