Finding the Fourth Proportional to 84,355.68, 126,531.06 and 22,026.18
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Solution
The fourth proportional to 84,355.68, 126,531.06 and 22,026.18 is: 33,038.63
Step by Step Solution
- Step 1: Write the proportion equation
84,355.68 : 126,531.06 = 22,026.18 : x - Step 2: Convert to fraction form
84,355.68/126,531.06 = 22,026.18/x - Step 3: Cross multiply
84,355.68x = 126,531.06 × 22,026.18 - Step 4: Simplify right side
84,355.68x = 2,786,995,903.15 - Step 5: Solve for x
x = 2,786,995,903.15/84,355.68 - Step 6: Final answer
x = 33,038.63
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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.