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Finding the Fourth Proportional to 35,671.62, 53,508.03 and 13,495.44

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Solution

The fourth proportional to 35,671.62, 53,508.03 and 13,495.44 is: 20,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,671.62 : 53,508.03 = 13,495.44 : x
  2. Step 2: Convert to fraction form
    35,671.62/53,508.03 = 13,495.44/x
  3. Step 3: Cross multiply
    35,671.62x = 53,508.03 × 13,495.44
  4. Step 4: Simplify right side
    35,671.62x = 722,114,408.38
  5. Step 5: Solve for x
    x = 722,114,408.38/35,671.62
  6. Step 6: Final answer
    x = 20,243.39

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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.