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Finding the Fourth Proportional to 35,893.41, 53,851.14 and 18,375.54

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Solution

The fourth proportional to 35,893.41, 53,851.14 and 18,375.54 is: 27,568.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,893.41 : 53,851.14 = 18,375.54 : x
  2. Step 2: Convert to fraction form
    35,893.41/53,851.14 = 18,375.54/x
  3. Step 3: Cross multiply
    35,893.41x = 53,851.14 × 18,375.54
  4. Step 4: Simplify right side
    35,893.41x = 989,543,777.12
  5. Step 5: Solve for x
    x = 989,543,777.12/35,893.41
  6. Step 6: Final answer
    x = 27,568.95

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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.