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Finding the Fourth Proportional to 41,866.98, 62,809.72 and 13,795.70

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Solution

The fourth proportional to 41,866.98, 62,809.72 and 13,795.70 is: 20,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,866.98 : 62,809.72 = 13,795.70 : x
  2. Step 2: Convert to fraction form
    41,866.98/62,809.72 = 13,795.70/x
  3. Step 3: Cross multiply
    41,866.98x = 62,809.72 × 13,795.70
  4. Step 4: Simplify right side
    41,866.98x = 866,504,054.20
  5. Step 5: Solve for x
    x = 866,504,054.20/41,866.98
  6. Step 6: Final answer
    x = 20,696.60

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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.