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Finding the Fourth Proportional to 50,679.33, 69,939.44 and 33,654.21

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Solution

The fourth proportional to 50,679.33, 69,939.44 and 33,654.21 is: 46,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,679.33 : 69,939.44 = 33,654.21 : x
  2. Step 2: Convert to fraction form
    50,679.33/69,939.44 = 33,654.21/x
  3. Step 3: Cross multiply
    50,679.33x = 69,939.44 × 33,654.21
  4. Step 4: Simplify right side
    50,679.33x = 2,353,756,601.04
  5. Step 5: Solve for x
    x = 2,353,756,601.04/50,679.33
  6. Step 6: Final answer
    x = 46,444.11

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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.