Finding the Fourth Proportional to 69,683.55, 104,525.75 and 17,092.99
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Solution
The fourth proportional to 69,683.55, 104,525.75 and 17,092.99 is: 25,639.59
Step by Step Solution
- Step 1: Write the proportion equation
69,683.55 : 104,525.75 = 17,092.99 : x - Step 2: Convert to fraction form
69,683.55/104,525.75 = 17,092.99/x - Step 3: Cross multiply
69,683.55x = 104,525.75 × 17,092.99 - Step 4: Simplify right side
69,683.55x = 1,786,657,599.49 - Step 5: Solve for x
x = 1,786,657,599.49/69,683.55 - Step 6: Final answer
x = 25,639.59
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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.