Finding the Fourth Proportional to 23,376.71, 32,258.54 and 12,764.28
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Solution
The fourth proportional to 23,376.71, 32,258.54 and 12,764.28 is: 17,613.99
Step by Step Solution
- Step 1: Write the proportion equation
23,376.71 : 32,258.54 = 12,764.28 : x - Step 2: Convert to fraction form
23,376.71/32,258.54 = 12,764.28/x - Step 3: Cross multiply
23,376.71x = 32,258.54 × 12,764.28 - Step 4: Simplify right side
23,376.71x = 411,756,973.13 - Step 5: Solve for x
x = 411,756,973.13/23,376.71 - Step 6: Final answer
x = 17,613.99
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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.