Finding the Fourth Proportional to 17,972.36, 24,801.80 and 10,014.51
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Solution
The fourth proportional to 17,972.36, 24,801.80 and 10,014.51 is: 13,819.99
Step by Step Solution
- Step 1: Write the proportion equation
17,972.36 : 24,801.80 = 10,014.51 : x - Step 2: Convert to fraction form
17,972.36/24,801.80 = 10,014.51/x - Step 3: Cross multiply
17,972.36x = 24,801.80 × 10,014.51 - Step 4: Simplify right side
17,972.36x = 248,377,824.05 - Step 5: Solve for x
x = 248,377,824.05/17,972.36 - Step 6: Final answer
x = 13,819.99
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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.