Home / 33,644.55-46,418.97-20,218.80

Finding the Fourth Proportional to 33,644.55, 46,418.97 and 20,218.80

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Solution

The fourth proportional to 33,644.55, 46,418.97 and 20,218.80 is: 27,895.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,644.55 : 46,418.97 = 20,218.80 : x
  2. Step 2: Convert to fraction form
    33,644.55/46,418.97 = 20,218.80/x
  3. Step 3: Cross multiply
    33,644.55x = 46,418.97 × 20,218.80
  4. Step 4: Simplify right side
    33,644.55x = 938,535,870.64
  5. Step 5: Solve for x
    x = 938,535,870.64/33,644.55
  6. Step 6: Final answer
    x = 27,895.63

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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.