Which number make this sentence true 27:45=45:x
2 answers:
Answer:
x = 75
Step-by-step explanation:
Let's consider the following equality.
27:45=45:x
We can write this proportion in the fractional form.
27/45 = 45/x
We can solve for x using the Cross Product Property of Proportions.
27 × x = 45 × 45
27 × x = 2025
x = 2025/27
x = 75
The unknown number that satisfies the proportion is x = 75.
Answer:
x = 75
Step-by-step explanation:
We can write this as a proportion
27 45
--------- = --------
45 x
We can use cross products to solve
27 x = 45 *45
Divide each side by 27
27 x/27 = 45*45 /27
x = 75
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