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Finding the Fourth Proportional to 43,647.90, 60,241.95 and 25,741.86

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Solution

The fourth proportional to 43,647.90, 60,241.95 and 25,741.86 is: 35,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,647.90 : 60,241.95 = 25,741.86 : x
  2. Step 2: Convert to fraction form
    43,647.90/60,241.95 = 25,741.86/x
  3. Step 3: Cross multiply
    43,647.90x = 60,241.95 × 25,741.86
  4. Step 4: Simplify right side
    43,647.90x = 1,550,739,843.03
  5. Step 5: Solve for x
    x = 1,550,739,843.03/43,647.90
  6. Step 6: Final answer
    x = 35,528.40

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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.