Home / 50,641.82-69,879.75-27,979.46

Finding the Fourth Proportional to 50,641.82, 69,879.75 and 27,979.46

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Solution

The fourth proportional to 50,641.82, 69,879.75 and 27,979.46 is: 38,608.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,641.82 : 69,879.75 = 27,979.46 : x
  2. Step 2: Convert to fraction form
    50,641.82/69,879.75 = 27,979.46/x
  3. Step 3: Cross multiply
    50,641.82x = 69,879.75 × 27,979.46
  4. Step 4: Simplify right side
    50,641.82x = 1,955,197,669.94
  5. Step 5: Solve for x
    x = 1,955,197,669.94/50,641.82
  6. Step 6: Final answer
    x = 38,608.36

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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.