Finding the Fourth Proportional to 26,156.70, 39,234.44 and 6,435.43
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Solution
The fourth proportional to 26,156.70, 39,234.44 and 6,435.43 is: 9,652.99
Step by Step Solution
- Step 1: Write the proportion equation
26,156.70 : 39,234.44 = 6,435.43 : x - Step 2: Convert to fraction form
26,156.70/39,234.44 = 6,435.43/x - Step 3: Cross multiply
26,156.70x = 39,234.44 × 6,435.43 - Step 4: Simplify right side
26,156.70x = 252,490,492.21 - Step 5: Solve for x
x = 252,490,492.21/26,156.70 - Step 6: Final answer
x = 9,652.99
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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.