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Finding the Fourth Proportional to 43,503.48, 65,241.45 and 26,838.54

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Solution

The fourth proportional to 43,503.48, 65,241.45 and 26,838.54 is: 40,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,503.48 : 65,241.45 = 26,838.54 : x
  2. Step 2: Convert to fraction form
    43,503.48/65,241.45 = 26,838.54/x
  3. Step 3: Cross multiply
    43,503.48x = 65,241.45 × 26,838.54
  4. Step 4: Simplify right side
    43,503.48x = 1,750,985,265.48
  5. Step 5: Solve for x
    x = 1,750,985,265.48/43,503.48
  6. Step 6: Final answer
    x = 40,249.31

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1.5x scale

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.