Finding the Fourth Proportional to 26,177.68, 36,125.76 and 14,999.68
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Solution
The fourth proportional to 26,177.68, 36,125.76 and 14,999.68 is: 20,699.88
Step by Step Solution
- Step 1: Write the proportion equation
26,177.68 : 36,125.76 = 14,999.68 : x - Step 2: Convert to fraction form
26,177.68/36,125.76 = 14,999.68/x - Step 3: Cross multiply
26,177.68x = 36,125.76 × 14,999.68 - Step 4: Simplify right side
26,177.68x = 541,874,839.76 - Step 5: Solve for x
x = 541,874,839.76/26,177.68 - Step 6: Final answer
x = 20,699.88
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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.