Finding the Third Proportional to 19,860.19 and 26,988.19
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Solution
The third proportional to 19,860.19 and 26,988.19 is: 36,674.49
Step by Step Solution
- Step 1: Write the proportion equation
19,860.19 : 26,988.19 = 26,988.19 : x - Step 2: Convert to fraction form
19,860.19/26,988.19 = 26,988.19/x - Step 3: Cross multiply
19,860.19x = 26,988.19 × 26,988.19 - Step 4: Simplify right side
19,860.19x = 728,362,264.54 - Step 5: Solve for x
x = 728,362,264.54/19,860.19 - Step 6: Final answer
x = 36,674.49
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.