Home / 33,809.28-46,641.28-21,876.48

Finding the Fourth Proportional to 33,809.28, 46,641.28 and 21,876.48

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Solution

The fourth proportional to 33,809.28, 46,641.28 and 21,876.48 is: 30,179.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,809.28 : 46,641.28 = 21,876.48 : x
  2. Step 2: Convert to fraction form
    33,809.28/46,641.28 = 21,876.48/x
  3. Step 3: Cross multiply
    33,809.28x = 46,641.28 × 21,876.48
  4. Step 4: Simplify right side
    33,809.28x = 1,020,347,029.09
  5. Step 5: Solve for x
    x = 1,020,347,029.09/33,809.28
  6. Step 6: Final answer
    x = 30,179.50

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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.