Home / 49,339.24-68,085.30-28,120.48

Finding the Fourth Proportional to 49,339.24, 68,085.30 and 28,120.48

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Solution

The fourth proportional to 49,339.24, 68,085.30 and 28,120.48 is: 38,804.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,339.24 : 68,085.30 = 28,120.48 : x
  2. Step 2: Convert to fraction form
    49,339.24/68,085.30 = 28,120.48/x
  3. Step 3: Cross multiply
    49,339.24x = 68,085.30 × 28,120.48
  4. Step 4: Simplify right side
    49,339.24x = 1,914,591,316.94
  5. Step 5: Solve for x
    x = 1,914,591,316.94/49,339.24
  6. Step 6: Final answer
    x = 38,804.64

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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.