Finding the Fourth Proportional to 23,237.28, 34,844.99 and 8,435.75
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Solution
The fourth proportional to 23,237.28, 34,844.99 and 8,435.75 is: 12,649.65
Step by Step Solution
- Step 1: Write the proportion equation
23,237.28 : 34,844.99 = 8,435.75 : x - Step 2: Convert to fraction form
23,237.28/34,844.99 = 8,435.75/x - Step 3: Cross multiply
23,237.28x = 34,844.99 × 8,435.75 - Step 4: Simplify right side
23,237.28x = 293,943,407.99 - Step 5: Solve for x
x = 293,943,407.99/23,237.28 - Step 6: Final answer
x = 12,649.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.