Finding the Third Proportional to 7,947 and 16,987.50
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Solution
The third proportional to 7,947 and 16,987.50 is: 36,312.46
Step by Step Solution
- Step 1: Write the proportion equation
7,947 : 16,987.50 = 16,987.50 : x - Step 2: Convert to fraction form
7,947/16,987.50 = 16,987.50/x - Step 3: Cross multiply
7,947x = 16,987.50 × 16,987.50 - Step 4: Simplify right side
7,947x = 288,575,156.25 - Step 5: Solve for x
x = 288,575,156.25/7,947 - Step 6: Final answer
x = 36,312.46
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.