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Finding the Fourth Proportional to 35,347.88, 52,906.43 and 25,985.42

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Solution

The fourth proportional to 35,347.88, 52,906.43 and 25,985.42 is: 38,893.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347.88 : 52,906.43 = 25,985.42 : x
  2. Step 2: Convert to fraction form
    35,347.88/52,906.43 = 25,985.42/x
  3. Step 3: Cross multiply
    35,347.88x = 52,906.43 × 25,985.42
  4. Step 4: Simplify right side
    35,347.88x = 1,374,795,804.25
  5. Step 5: Solve for x
    x = 1,374,795,804.25/35,347.88
  6. Step 6: Final answer
    x = 38,893.30

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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.