Finding the Fourth Proportional to 23,875.79, 35,805.21 and 7,004.09
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Solution
The fourth proportional to 23,875.79, 35,805.21 and 7,004.09 is: 10,503.65
Step by Step Solution
- Step 1: Write the proportion equation
23,875.79 : 35,805.21 = 7,004.09 : x - Step 2: Convert to fraction form
23,875.79/35,805.21 = 7,004.09/x - Step 3: Cross multiply
23,875.79x = 35,805.21 × 7,004.09 - Step 4: Simplify right side
23,875.79x = 250,782,913.31 - Step 5: Solve for x
x = 250,782,913.31/23,875.79 - Step 6: Final answer
x = 10,503.65
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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.