Home / 36,080.41-49,786.64-19,945.54

Finding the Fourth Proportional to 36,080.41, 49,786.64 and 19,945.54

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Solution

The fourth proportional to 36,080.41, 49,786.64 and 19,945.54 is: 27,522.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,080.41 : 49,786.64 = 19,945.54 : x
  2. Step 2: Convert to fraction form
    36,080.41/49,786.64 = 19,945.54/x
  3. Step 3: Cross multiply
    36,080.41x = 49,786.64 × 19,945.54
  4. Step 4: Simplify right side
    36,080.41x = 993,021,170.65
  5. Step 5: Solve for x
    x = 993,021,170.65/36,080.41
  6. Step 6: Final answer
    x = 27,522.45

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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.