Home / 33,809.37-46,641.21-21,876.56

Finding the Fourth Proportional to 33,809.37, 46,641.21 and 21,876.56

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Solution

The fourth proportional to 33,809.37, 46,641.21 and 21,876.56 is: 30,179.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,809.37 : 46,641.21 = 21,876.56 : x
  2. Step 2: Convert to fraction form
    33,809.37/46,641.21 = 21,876.56/x
  3. Step 3: Cross multiply
    33,809.37x = 46,641.21 × 21,876.56
  4. Step 4: Simplify right side
    33,809.37x = 1,020,349,229.04
  5. Step 5: Solve for x
    x = 1,020,349,229.04/33,809.37
  6. Step 6: Final answer
    x = 30,179.48

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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.