Home / 36,171.37-49,918.87-20,256.85

Finding the Fourth Proportional to 36,171.37, 49,918.87 and 20,256.85

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Solution

The fourth proportional to 36,171.37, 49,918.87 and 20,256.85 is: 27,955.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,171.37 : 49,918.87 = 20,256.85 : x
  2. Step 2: Convert to fraction form
    36,171.37/49,918.87 = 20,256.85/x
  3. Step 3: Cross multiply
    36,171.37x = 49,918.87 × 20,256.85
  4. Step 4: Simplify right side
    36,171.37x = 1,011,198,710.88
  5. Step 5: Solve for x
    x = 1,011,198,710.88/36,171.37
  6. Step 6: Final answer
    x = 27,955.78

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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.