Finding the Fourth Proportional to 26,912.48, 40,317.84 and 15,234.08
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Solution
The fourth proportional to 26,912.48, 40,317.84 and 15,234.08 is: 22,822.32
Step by Step Solution
- Step 1: Write the proportion equation
26,912.48 : 40,317.84 = 15,234.08 : x - Step 2: Convert to fraction form
26,912.48/40,317.84 = 15,234.08/x - Step 3: Cross multiply
26,912.48x = 40,317.84 × 15,234.08 - Step 4: Simplify right side
26,912.48x = 614,205,199.99 - Step 5: Solve for x
x = 614,205,199.99/26,912.48 - Step 6: Final answer
x = 22,822.32
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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.