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Finding the Fourth Proportional to 12,795.50, 19,193.25 and 5,499.50

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Solution

The fourth proportional to 12,795.50, 19,193.25 and 5,499.50 is: 8,249.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.50 : 19,193.25 = 5,499.50 : x
  2. Step 2: Convert to fraction form
    12,795.50/19,193.25 = 5,499.50/x
  3. Step 3: Cross multiply
    12,795.50x = 19,193.25 × 5,499.50
  4. Step 4: Simplify right side
    12,795.50x = 105,553,278.38
  5. Step 5: Solve for x
    x = 105,553,278.38/12,795.50
  6. Step 6: Final answer
    x = 8,249.25

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