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Finding the Fourth Proportional to 33,583.35, 46,356.41 and 20,843.99

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Solution

The fourth proportional to 33,583.35, 46,356.41 and 20,843.99 is: 28,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,583.35 : 46,356.41 = 20,843.99 : x
  2. Step 2: Convert to fraction form
    33,583.35/46,356.41 = 20,843.99/x
  3. Step 3: Cross multiply
    33,583.35x = 46,356.41 × 20,843.99
  4. Step 4: Simplify right side
    33,583.35x = 966,252,442.26
  5. Step 5: Solve for x
    x = 966,252,442.26/33,583.35
  6. Step 6: Final answer
    x = 28,771.77

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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.