Finding the Fourth Proportional to 52,284.06, 78,429.12 and 19,004
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Solution
The fourth proportional to 52,284.06, 78,429.12 and 19,004 is: 28,507.10
Step by Step Solution
- Step 1: Write the proportion equation
52,284.06 : 78,429.12 = 19,004 : x - Step 2: Convert to fraction form
52,284.06/78,429.12 = 19,004/x - Step 3: Cross multiply
52,284.06x = 78,429.12 × 19,004 - Step 4: Simplify right side
52,284.06x = 1,490,466,996.48 - Step 5: Solve for x
x = 1,490,466,996.48/52,284.06 - Step 6: Final answer
x = 28,507.10
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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.