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Finding the Fourth Proportional to 47,181.80, 65,110.64 and 25,960.98

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Solution

The fourth proportional to 47,181.80, 65,110.64 and 25,960.98 is: 35,826.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,181.80 : 65,110.64 = 25,960.98 : x
  2. Step 2: Convert to fraction form
    47,181.80/65,110.64 = 25,960.98/x
  3. Step 3: Cross multiply
    47,181.80x = 65,110.64 × 25,960.98
  4. Step 4: Simplify right side
    47,181.80x = 1,690,336,022.83
  5. Step 5: Solve for x
    x = 1,690,336,022.83/47,181.80
  6. Step 6: Final answer
    x = 35,826.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.