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Finding the Fourth Proportional to 41,290.84, 61,914.39 and 16,329.88

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Solution

The fourth proportional to 41,290.84, 61,914.39 and 16,329.88 is: 24,486.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,290.84 : 61,914.39 = 16,329.88 : x
  2. Step 2: Convert to fraction form
    41,290.84/61,914.39 = 16,329.88/x
  3. Step 3: Cross multiply
    41,290.84x = 61,914.39 × 16,329.88
  4. Step 4: Simplify right side
    41,290.84x = 1,011,054,558.97
  5. Step 5: Solve for x
    x = 1,011,054,558.97/41,290.84
  6. Step 6: Final answer
    x = 24,486.17

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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.