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Finding the Fourth Proportional to 43,494.57, 65,142.72 and 25,928.10

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Solution

The fourth proportional to 43,494.57, 65,142.72 and 25,928.10 is: 38,833.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,494.57 : 65,142.72 = 25,928.10 : x
  2. Step 2: Convert to fraction form
    43,494.57/65,142.72 = 25,928.10/x
  3. Step 3: Cross multiply
    43,494.57x = 65,142.72 × 25,928.10
  4. Step 4: Simplify right side
    43,494.57x = 1,689,026,958.43
  5. Step 5: Solve for x
    x = 1,689,026,958.43/43,494.57
  6. Step 6: Final answer
    x = 38,833.05

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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.