Finding the Third Proportional to 19,346 and 28,947
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Solution
The third proportional to 19,346 and 28,947 is: 43,312.77
Step by Step Solution
- Step 1: Write the proportion equation
19,346 : 28,947 = 28,947 : x - Step 2: Convert to fraction form
19,346/28,947 = 28,947/x - Step 3: Cross multiply
19,346x = 28,947 × 28,947 - Step 4: Simplify right side
19,346x = 837,928,809 - Step 5: Solve for x
x = 837,928,809/19,346 - Step 6: Final answer
x = 43,312.77
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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.