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Finding the Fourth Proportional to 50,678.84, 69,919.68 and 32,796.44

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Solution

The fourth proportional to 50,678.84, 69,919.68 and 32,796.44 is: 45,248.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,678.84 : 69,919.68 = 32,796.44 : x
  2. Step 2: Convert to fraction form
    50,678.84/69,919.68 = 32,796.44/x
  3. Step 3: Cross multiply
    50,678.84x = 69,919.68 × 32,796.44
  4. Step 4: Simplify right side
    50,678.84x = 2,293,116,589.94
  5. Step 5: Solve for x
    x = 2,293,116,589.94/50,678.84
  6. Step 6: Final answer
    x = 45,248.01

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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.