Finding the Fourth Proportional to 33,303.05, 49,969.16 and 14,587.80
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Solution
The fourth proportional to 33,303.05, 49,969.16 and 14,587.80 is: 21,888.09
Step by Step Solution
- Step 1: Write the proportion equation
33,303.05 : 49,969.16 = 14,587.80 : x - Step 2: Convert to fraction form
33,303.05/49,969.16 = 14,587.80/x - Step 3: Cross multiply
33,303.05x = 49,969.16 × 14,587.80 - Step 4: Simplify right side
33,303.05x = 728,940,039.31 - Step 5: Solve for x
x = 728,940,039.31/33,303.05 - Step 6: Final answer
x = 21,888.09
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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.