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Finding the Fourth Proportional to 43,544.40, 65,219.40 and 33,605.70

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Solution

The fourth proportional to 43,544.40, 65,219.40 and 33,605.70 is: 50,333.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,544.40 : 65,219.40 = 33,605.70 : x
  2. Step 2: Convert to fraction form
    43,544.40/65,219.40 = 33,605.70/x
  3. Step 3: Cross multiply
    43,544.40x = 65,219.40 × 33,605.70
  4. Step 4: Simplify right side
    43,544.40x = 2,191,743,590.58
  5. Step 5: Solve for x
    x = 2,191,743,590.58/43,544.40
  6. Step 6: Final answer
    x = 50,333.54

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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.