Finding the Fourth Proportional to 27,396.24, 37,806.80 and 14,820.99
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Solution
The fourth proportional to 27,396.24, 37,806.80 and 14,820.99 is: 20,452.96
Step by Step Solution
- Step 1: Write the proportion equation
27,396.24 : 37,806.80 = 14,820.99 : x - Step 2: Convert to fraction form
27,396.24/37,806.80 = 14,820.99/x - Step 3: Cross multiply
27,396.24x = 37,806.80 × 14,820.99 - Step 4: Simplify right side
27,396.24x = 560,334,130.63 - Step 5: Solve for x
x = 560,334,130.63/27,396.24 - Step 6: Final answer
x = 20,452.96
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.