Finding the Fourth Proportional to 23,234.87, 32,064.20 and 13,165.18
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Solution
The fourth proportional to 23,234.87, 32,064.20 and 13,165.18 is: 18,167.99
Step by Step Solution
- Step 1: Write the proportion equation
23,234.87 : 32,064.20 = 13,165.18 : x - Step 2: Convert to fraction form
23,234.87/32,064.20 = 13,165.18/x - Step 3: Cross multiply
23,234.87x = 32,064.20 × 13,165.18 - Step 4: Simplify right side
23,234.87x = 422,130,917.31 - Step 5: Solve for x
x = 422,130,917.31/23,234.87 - Step 6: Final answer
x = 18,167.99
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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.