Home / 45,821.28-68,742.84-16,241.70

Finding the Fourth Proportional to 45,821.28, 68,742.84 and 16,241.70

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Solution

The fourth proportional to 45,821.28, 68,742.84 and 16,241.70 is: 24,366.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,821.28 : 68,742.84 = 16,241.70 : x
  2. Step 2: Convert to fraction form
    45,821.28/68,742.84 = 16,241.70/x
  3. Step 3: Cross multiply
    45,821.28x = 68,742.84 × 16,241.70
  4. Step 4: Simplify right side
    45,821.28x = 1,116,500,584.43
  5. Step 5: Solve for x
    x = 1,116,500,584.43/45,821.28
  6. Step 6: Final answer
    x = 24,366.42

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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.