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Finding the Fourth Proportional to 33,405.40, 50,108.10 and 25,969.60

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Solution

The fourth proportional to 33,405.40, 50,108.10 and 25,969.60 is: 38,954.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,405.40 : 50,108.10 = 25,969.60 : x
  2. Step 2: Convert to fraction form
    33,405.40/50,108.10 = 25,969.60/x
  3. Step 3: Cross multiply
    33,405.40x = 50,108.10 × 25,969.60
  4. Step 4: Simplify right side
    33,405.40x = 1,301,287,313.76
  5. Step 5: Solve for x
    x = 1,301,287,313.76/33,405.40
  6. Step 6: Final answer
    x = 38,954.40

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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.