Finding the Fourth Proportional to 56,955.24, 85,426.38 and 15,399
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Solution
The fourth proportional to 56,955.24, 85,426.38 and 15,399 is: 23,096.75
Step by Step Solution
- Step 1: Write the proportion equation
56,955.24 : 85,426.38 = 15,399 : x - Step 2: Convert to fraction form
56,955.24/85,426.38 = 15,399/x - Step 3: Cross multiply
56,955.24x = 85,426.38 × 15,399 - Step 4: Simplify right side
56,955.24x = 1,315,480,825.62 - Step 5: Solve for x
x = 1,315,480,825.62/56,955.24 - Step 6: Final answer
x = 23,096.75
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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.