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Finding the Fourth Proportional to 33,735.40, 50,559.90 and 25,905.40

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Solution

The fourth proportional to 33,735.40, 50,559.90 and 25,905.40 is: 38,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,735.40 : 50,559.90 = 25,905.40 : x
  2. Step 2: Convert to fraction form
    33,735.40/50,559.90 = 25,905.40/x
  3. Step 3: Cross multiply
    33,735.40x = 50,559.90 × 25,905.40
  4. Step 4: Simplify right side
    33,735.40x = 1,309,774,433.46
  5. Step 5: Solve for x
    x = 1,309,774,433.46/33,735.40
  6. Step 6: Final answer
    x = 38,824.93

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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.