Finding the Fourth Proportional to 15,917.76, 24,004 and 15,698.88
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Solution
The fourth proportional to 15,917.76, 24,004 and 15,698.88 is: 23,673.93
Step by Step Solution
- Step 1: Write the proportion equation
15,917.76 : 24,004 = 15,698.88 : x - Step 2: Convert to fraction form
15,917.76/24,004 = 15,698.88/x - Step 3: Cross multiply
15,917.76x = 24,004 × 15,698.88 - Step 4: Simplify right side
15,917.76x = 376,835,915.52 - Step 5: Solve for x
x = 376,835,915.52/15,917.76 - Step 6: Final answer
x = 23,673.93
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.