Finding the Fourth Proportional to 41,109.86, 56,731.61 and 22,246.99
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Solution
The fourth proportional to 41,109.86, 56,731.61 and 22,246.99 is: 30,700.84
Step by Step Solution
- Step 1: Write the proportion equation
41,109.86 : 56,731.61 = 22,246.99 : x - Step 2: Convert to fraction form
41,109.86/56,731.61 = 22,246.99/x - Step 3: Cross multiply
41,109.86x = 56,731.61 × 22,246.99 - Step 4: Simplify right side
41,109.86x = 1,262,107,165.46 - Step 5: Solve for x
x = 1,262,107,165.46/41,109.86 - Step 6: Final answer
x = 30,700.84
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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.