Finding the Fourth Proportional to 22,176.48, 33,264.72 and 12,936
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Solution
The fourth proportional to 22,176.48, 33,264.72 and 12,936 is: 19,404
Step by Step Solution
- Step 1: Write the proportion equation
22,176.48 : 33,264.72 = 12,936 : x - Step 2: Convert to fraction form
22,176.48/33,264.72 = 12,936/x - Step 3: Cross multiply
22,176.48x = 33,264.72 × 12,936 - Step 4: Simplify right side
22,176.48x = 430,312,417.92 - Step 5: Solve for x
x = 430,312,417.92/22,176.48 - Step 6: Final answer
x = 19,404
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.