Finding the Third Proportional to 15,135.75 and 20,607.75
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Solution
The third proportional to 15,135.75 and 20,607.75 is: 28,058.03
Step by Step Solution
- Step 1: Write the proportion equation
15,135.75 : 20,607.75 = 20,607.75 : x - Step 2: Convert to fraction form
15,135.75/20,607.75 = 20,607.75/x - Step 3: Cross multiply
15,135.75x = 20,607.75 × 20,607.75 - Step 4: Simplify right side
15,135.75x = 424,679,360.06 - Step 5: Solve for x
x = 424,679,360.06/15,135.75 - Step 6: Final answer
x = 28,058.03
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.