Home / 49,843.70-68,782.37-28,336.26

Finding the Fourth Proportional to 49,843.70, 68,782.37 and 28,336.26

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Solution

The fourth proportional to 49,843.70, 68,782.37 and 28,336.26 is: 39,102.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,843.70 : 68,782.37 = 28,336.26 : x
  2. Step 2: Convert to fraction form
    49,843.70/68,782.37 = 28,336.26/x
  3. Step 3: Cross multiply
    49,843.70x = 68,782.37 × 28,336.26
  4. Step 4: Simplify right side
    49,843.70x = 1,949,035,119.74
  5. Step 5: Solve for x
    x = 1,949,035,119.74/49,843.70
  6. Step 6: Final answer
    x = 39,102.94

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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.