Finding the Fourth Proportional to 34,152.94, 47,113.14 and 27,786.65
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Solution
The fourth proportional to 34,152.94, 47,113.14 and 27,786.65 is: 38,330.99
Step by Step Solution
- Step 1: Write the proportion equation
34,152.94 : 47,113.14 = 27,786.65 : x - Step 2: Convert to fraction form
34,152.94/47,113.14 = 27,786.65/x - Step 3: Cross multiply
34,152.94x = 47,113.14 × 27,786.65 - Step 4: Simplify right side
34,152.94x = 1,309,116,200.22 - Step 5: Solve for x
x = 1,309,116,200.22/34,152.94 - Step 6: Final answer
x = 38,330.99
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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.