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Finding the Fourth Proportional to 33,863.84, 50,814.96 and 18,281.12

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Solution

The fourth proportional to 33,863.84, 50,814.96 and 18,281.12 is: 27,432.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,863.84 : 50,814.96 = 18,281.12 : x
  2. Step 2: Convert to fraction form
    33,863.84/50,814.96 = 18,281.12/x
  3. Step 3: Cross multiply
    33,863.84x = 50,814.96 × 18,281.12
  4. Step 4: Simplify right side
    33,863.84x = 928,954,381.56
  5. Step 5: Solve for x
    x = 928,954,381.56/33,863.84
  6. Step 6: Final answer
    x = 27,432.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.