Home / 33,531.75-46,273.62-18,218.19

Finding the Fourth Proportional to 33,531.75, 46,273.62 and 18,218.19

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Solution

The fourth proportional to 33,531.75, 46,273.62 and 18,218.19 is: 25,141.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,531.75 : 46,273.62 = 18,218.19 : x
  2. Step 2: Convert to fraction form
    33,531.75/46,273.62 = 18,218.19/x
  3. Step 3: Cross multiply
    33,531.75x = 46,273.62 × 18,218.19
  4. Step 4: Simplify right side
    33,531.75x = 843,021,601.15
  5. Step 5: Solve for x
    x = 843,021,601.15/33,531.75
  6. Step 6: Final answer
    x = 25,141.00

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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.