Finding the Fourth Proportional to 14,000.19, 19,320.66 and 8,032.92
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Solution
The fourth proportional to 14,000.19, 19,320.66 and 8,032.92 is: 11,085.66
Step by Step Solution
- Step 1: Write the proportion equation
14,000.19 : 19,320.66 = 8,032.92 : x - Step 2: Convert to fraction form
14,000.19/19,320.66 = 8,032.92/x - Step 3: Cross multiply
14,000.19x = 19,320.66 × 8,032.92 - Step 4: Simplify right side
14,000.19x = 155,201,316.13 - Step 5: Solve for x
x = 155,201,316.13/14,000.19 - Step 6: Final answer
x = 11,085.66
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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.