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Finding the Fourth Proportional to 47,671.44, 65,553.30 and 41,372.88

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Solution

The fourth proportional to 47,671.44, 65,553.30 and 41,372.88 is: 56,892.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,671.44 : 65,553.30 = 41,372.88 : x
  2. Step 2: Convert to fraction form
    47,671.44/65,553.30 = 41,372.88/x
  3. Step 3: Cross multiply
    47,671.44x = 65,553.30 × 41,372.88
  4. Step 4: Simplify right side
    47,671.44x = 2,712,128,814.50
  5. Step 5: Solve for x
    x = 2,712,128,814.50/47,671.44
  6. Step 6: Final answer
    x = 56,892.11

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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.