Home / 36,006.37-49,682.84-20,090.78

Finding the Fourth Proportional to 36,006.37, 49,682.84 and 20,090.78

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Solution

The fourth proportional to 36,006.37, 49,682.84 and 20,090.78 is: 27,721.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,006.37 : 49,682.84 = 20,090.78 : x
  2. Step 2: Convert to fraction form
    36,006.37/49,682.84 = 20,090.78/x
  3. Step 3: Cross multiply
    36,006.37x = 49,682.84 × 20,090.78
  4. Step 4: Simplify right side
    36,006.37x = 998,166,810.03
  5. Step 5: Solve for x
    x = 998,166,810.03/36,006.37
  6. Step 6: Final answer
    x = 27,721.95

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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.