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Finding the Fourth Proportional to 33,662.56, 46,454.07 and 18,349.07

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Solution

The fourth proportional to 33,662.56, 46,454.07 and 18,349.07 is: 25,321.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,662.56 : 46,454.07 = 18,349.07 : x
  2. Step 2: Convert to fraction form
    33,662.56/46,454.07 = 18,349.07/x
  3. Step 3: Cross multiply
    33,662.56x = 46,454.07 × 18,349.07
  4. Step 4: Simplify right side
    33,662.56x = 852,388,982.21
  5. Step 5: Solve for x
    x = 852,388,982.21/33,662.56
  6. Step 6: Final answer
    x = 25,321.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.