Finding the Fourth Proportional to 23,306.99, 32,163.65 and 12,696.63
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Solution
The fourth proportional to 23,306.99, 32,163.65 and 12,696.63 is: 17,521.35
Step by Step Solution
- Step 1: Write the proportion equation
23,306.99 : 32,163.65 = 12,696.63 : x - Step 2: Convert to fraction form
23,306.99/32,163.65 = 12,696.63/x - Step 3: Cross multiply
23,306.99x = 32,163.65 × 12,696.63 - Step 4: Simplify right side
23,306.99x = 408,369,995.24 - Step 5: Solve for x
x = 408,369,995.24/23,306.99 - Step 6: Final answer
x = 17,521.35
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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.