Finding the Third Proportional to 19,458 and 29,070
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Solution
The third proportional to 19,458 and 29,070 is: 43,430.20
Step by Step Solution
- Step 1: Write the proportion equation
19,458 : 29,070 = 29,070 : x - Step 2: Convert to fraction form
19,458/29,070 = 29,070/x - Step 3: Cross multiply
19,458x = 29,070 × 29,070 - Step 4: Simplify right side
19,458x = 845,064,900 - Step 5: Solve for x
x = 845,064,900/19,458 - Step 6: Final answer
x = 43,430.20
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.