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Finding the Fourth Proportional to 43,881.39, 65,822.03 and 17,604.59

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Solution

The fourth proportional to 43,881.39, 65,822.03 and 17,604.59 is: 26,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,881.39 : 65,822.03 = 17,604.59 : x
  2. Step 2: Convert to fraction form
    43,881.39/65,822.03 = 17,604.59/x
  3. Step 3: Cross multiply
    43,881.39x = 65,822.03 × 17,604.59
  4. Step 4: Simplify right side
    43,881.39x = 1,158,769,433.98
  5. Step 5: Solve for x
    x = 1,158,769,433.98/43,881.39
  6. Step 6: Final answer
    x = 26,406.85

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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.