Finding the Fourth Proportional to 26,454.87, 39,677.99 and 9,810.99
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Solution
The fourth proportional to 26,454.87, 39,677.99 and 9,810.99 is: 14,714.88
Step by Step Solution
- Step 1: Write the proportion equation
26,454.87 : 39,677.99 = 9,810.99 : x - Step 2: Convert to fraction form
26,454.87/39,677.99 = 9,810.99/x - Step 3: Cross multiply
26,454.87x = 39,677.99 × 9,810.99 - Step 4: Simplify right side
26,454.87x = 389,280,314.06 - Step 5: Solve for x
x = 389,280,314.06/26,454.87 - Step 6: Final answer
x = 14,714.88
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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.