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Finding the Fourth Proportional to 47,695.22, 65,819.65 and 29,800.60

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Solution

The fourth proportional to 47,695.22, 65,819.65 and 29,800.60 is: 41,124.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,695.22 : 65,819.65 = 29,800.60 : x
  2. Step 2: Convert to fraction form
    47,695.22/65,819.65 = 29,800.60/x
  3. Step 3: Cross multiply
    47,695.22x = 65,819.65 × 29,800.60
  4. Step 4: Simplify right side
    47,695.22x = 1,961,464,732.69
  5. Step 5: Solve for x
    x = 1,961,464,732.69/47,695.22
  6. Step 6: Final answer
    x = 41,124.98

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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.