Home / 49,945.44-68,927.90-28,724.25

Finding the Fourth Proportional to 49,945.44, 68,927.90 and 28,724.25

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Solution

The fourth proportional to 49,945.44, 68,927.90 and 28,724.25 is: 39,641.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,945.44 : 68,927.90 = 28,724.25 : x
  2. Step 2: Convert to fraction form
    49,945.44/68,927.90 = 28,724.25/x
  3. Step 3: Cross multiply
    49,945.44x = 68,927.90 × 28,724.25
  4. Step 4: Simplify right side
    49,945.44x = 1,979,902,087.95
  5. Step 5: Solve for x
    x = 1,979,902,087.95/49,945.44
  6. Step 6: Final answer
    x = 39,641.30

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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.