Finding the Fourth Proportional to 15,085.71, 22,744.35 and 14,069.34
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Solution
The fourth proportional to 15,085.71, 22,744.35 and 14,069.34 is: 21,211.99
Step by Step Solution
- Step 1: Write the proportion equation
15,085.71 : 22,744.35 = 14,069.34 : x - Step 2: Convert to fraction form
15,085.71/22,744.35 = 14,069.34/x - Step 3: Cross multiply
15,085.71x = 22,744.35 × 14,069.34 - Step 4: Simplify right side
15,085.71x = 319,997,993.23 - Step 5: Solve for x
x = 319,997,993.23/15,085.71 - Step 6: Final answer
x = 21,211.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.