Finding the Fourth Proportional to 33,659.74, 46,418.06 and 22,154.09
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Solution
The fourth proportional to 33,659.74, 46,418.06 and 22,154.09 is: 30,551.34
Step by Step Solution
- Step 1: Write the proportion equation
33,659.74 : 46,418.06 = 22,154.09 : x - Step 2: Convert to fraction form
33,659.74/46,418.06 = 22,154.09/x - Step 3: Cross multiply
33,659.74x = 46,418.06 × 22,154.09 - Step 4: Simplify right side
33,659.74x = 1,028,350,050.30 - Step 5: Solve for x
x = 1,028,350,050.30/33,659.74 - Step 6: Final answer
x = 30,551.34
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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.