Finding the Fourth Proportional to 46,621.12, 69,916.56 and 15,448
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Solution
The fourth proportional to 46,621.12, 69,916.56 and 15,448 is: 23,166.99
Step by Step Solution
- Step 1: Write the proportion equation
46,621.12 : 69,916.56 = 15,448 : x - Step 2: Convert to fraction form
46,621.12/69,916.56 = 15,448/x - Step 3: Cross multiply
46,621.12x = 69,916.56 × 15,448 - Step 4: Simplify right side
46,621.12x = 1,080,071,018.88 - Step 5: Solve for x
x = 1,080,071,018.88/46,621.12 - Step 6: Final answer
x = 23,166.99
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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.