Finding the Third Proportional to 19,800 and 29,700
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Solution
The third proportional to 19,800 and 29,700 is: 44,550
Step by Step Solution
- Step 1: Write the proportion equation
19,800 : 29,700 = 29,700 : x - Step 2: Convert to fraction form
19,800/29,700 = 29,700/x - Step 3: Cross multiply
19,800x = 29,700 × 29,700 - Step 4: Simplify right side
19,800x = 882,090,000 - Step 5: Solve for x
x = 882,090,000/19,800 - Step 6: Final answer
x = 44,550
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1.5x scale
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.