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Finding the Fourth Proportional to 33,980.88, 50,903.28 and 26,550.48

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Solution

The fourth proportional to 33,980.88, 50,903.28 and 26,550.48 is: 39,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,980.88 : 50,903.28 = 26,550.48 : x
  2. Step 2: Convert to fraction form
    33,980.88/50,903.28 = 26,550.48/x
  3. Step 3: Cross multiply
    33,980.88x = 50,903.28 × 26,550.48
  4. Step 4: Simplify right side
    33,980.88x = 1,351,506,517.57
  5. Step 5: Solve for x
    x = 1,351,506,517.57/33,980.88
  6. Step 6: Final answer
    x = 39,772.56

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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.