Finding the Fourth Proportional to 29,465.24, 44,193.70 and 15,420.65
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Solution
The fourth proportional to 29,465.24, 44,193.70 and 15,420.65 is: 23,128.80
Step by Step Solution
- Step 1: Write the proportion equation
29,465.24 : 44,193.70 = 15,420.65 : x - Step 2: Convert to fraction form
29,465.24/44,193.70 = 15,420.65/x - Step 3: Cross multiply
29,465.24x = 44,193.70 × 15,420.65 - Step 4: Simplify right side
29,465.24x = 681,495,579.91 - Step 5: Solve for x
x = 681,495,579.91/29,465.24 - Step 6: Final answer
x = 23,128.80
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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.