Finding the Fourth Proportional to 55,968.06, 83,952 and 38,384.58
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Solution
The fourth proportional to 55,968.06, 83,952 and 38,384.58 is: 57,576.81
Step by Step Solution
- Step 1: Write the proportion equation
55,968.06 : 83,952 = 38,384.58 : x - Step 2: Convert to fraction form
55,968.06/83,952 = 38,384.58/x - Step 3: Cross multiply
55,968.06x = 83,952 × 38,384.58 - Step 4: Simplify right side
55,968.06x = 3,222,462,260.16 - Step 5: Solve for x
x = 3,222,462,260.16/55,968.06 - Step 6: Final answer
x = 57,576.81
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1.5x scale
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.