Finding the Third Proportional to 18,430.69 and 27,821.06
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Solution
The third proportional to 18,430.69 and 27,821.06 is: 41,995.80
Step by Step Solution
- Step 1: Write the proportion equation
18,430.69 : 27,821.06 = 27,821.06 : x - Step 2: Convert to fraction form
18,430.69/27,821.06 = 27,821.06/x - Step 3: Cross multiply
18,430.69x = 27,821.06 × 27,821.06 - Step 4: Simplify right side
18,430.69x = 774,011,518.63 - Step 5: Solve for x
x = 774,011,518.63/18,430.69 - Step 6: Final answer
x = 41,995.80
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.