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Finding the Fourth Proportional to 47,379.44, 71,054.04 and 19,299.44

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Solution

The fourth proportional to 47,379.44, 71,054.04 and 19,299.44 is: 28,943.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,379.44 : 71,054.04 = 19,299.44 : x
  2. Step 2: Convert to fraction form
    47,379.44/71,054.04 = 19,299.44/x
  3. Step 3: Cross multiply
    47,379.44x = 71,054.04 × 19,299.44
  4. Step 4: Simplify right side
    47,379.44x = 1,371,303,181.74
  5. Step 5: Solve for x
    x = 1,371,303,181.74/47,379.44
  6. Step 6: Final answer
    x = 28,943.00

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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.