Home / 49,883.37-68,836.29-28,370.21

Finding the Fourth Proportional to 49,883.37, 68,836.29 and 28,370.21

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Solution

The fourth proportional to 49,883.37, 68,836.29 and 28,370.21 is: 39,149.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,883.37 : 68,836.29 = 28,370.21 : x
  2. Step 2: Convert to fraction form
    49,883.37/68,836.29 = 28,370.21/x
  3. Step 3: Cross multiply
    49,883.37x = 68,836.29 × 28,370.21
  4. Step 4: Simplify right side
    49,883.37x = 1,952,899,552.35
  5. Step 5: Solve for x
    x = 1,952,899,552.35/49,883.37
  6. Step 6: Final answer
    x = 39,149.31

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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.