Home / 33,815.43-50,681.60-18,993.19

Finding the Fourth Proportional to 33,815.43, 50,681.60 and 18,993.19

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Solution

The fourth proportional to 33,815.43, 50,681.60 and 18,993.19 is: 28,466.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,815.43 : 50,681.60 = 18,993.19 : x
  2. Step 2: Convert to fraction form
    33,815.43/50,681.60 = 18,993.19/x
  3. Step 3: Cross multiply
    33,815.43x = 50,681.60 × 18,993.19
  4. Step 4: Simplify right side
    33,815.43x = 962,605,179.08
  5. Step 5: Solve for x
    x = 962,605,179.08/33,815.43
  6. Step 6: Final answer
    x = 28,466.45

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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.