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Finding the Fourth Proportional to 47,577.87, 71,367.48 and 22,620.48

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Solution

The fourth proportional to 47,577.87, 71,367.48 and 22,620.48 is: 33,931.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,577.87 : 71,367.48 = 22,620.48 : x
  2. Step 2: Convert to fraction form
    47,577.87/71,367.48 = 22,620.48/x
  3. Step 3: Cross multiply
    47,577.87x = 71,367.48 × 22,620.48
  4. Step 4: Simplify right side
    47,577.87x = 1,614,366,653.99
  5. Step 5: Solve for x
    x = 1,614,366,653.99/47,577.87
  6. Step 6: Final answer
    x = 33,931.04

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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.