Home / 49,782.74-68,698.19-27,121.91

Finding the Fourth Proportional to 49,782.74, 68,698.19 and 27,121.91

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Solution

The fourth proportional to 49,782.74, 68,698.19 and 27,121.91 is: 37,427.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,782.74 : 68,698.19 = 27,121.91 : x
  2. Step 2: Convert to fraction form
    49,782.74/68,698.19 = 27,121.91/x
  3. Step 3: Cross multiply
    49,782.74x = 68,698.19 × 27,121.91
  4. Step 4: Simplify right side
    49,782.74x = 1,863,225,850.66
  5. Step 5: Solve for x
    x = 1,863,225,850.66/49,782.74
  6. Step 6: Final answer
    x = 37,427.15

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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.