Home / 33,481.28-46,177.80-21,545.84

Finding the Fourth Proportional to 33,481.28, 46,177.80 and 21,545.84

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Solution

The fourth proportional to 33,481.28, 46,177.80 and 21,545.84 is: 29,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,481.28 : 46,177.80 = 21,545.84 : x
  2. Step 2: Convert to fraction form
    33,481.28/46,177.80 = 21,545.84/x
  3. Step 3: Cross multiply
    33,481.28x = 46,177.80 × 21,545.84
  4. Step 4: Simplify right side
    33,481.28x = 994,939,490.35
  5. Step 5: Solve for x
    x = 994,939,490.35/33,481.28
  6. Step 6: Final answer
    x = 29,716.29

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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.