Finding the Fourth Proportional to 42,651.36, 63,955.60 and 24,888.08
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Solution
The fourth proportional to 42,651.36, 63,955.60 and 24,888.08 is: 37,319.61
Step by Step Solution
- Step 1: Write the proportion equation
42,651.36 : 63,955.60 = 24,888.08 : x - Step 2: Convert to fraction form
42,651.36/63,955.60 = 24,888.08/x - Step 3: Cross multiply
42,651.36x = 63,955.60 × 24,888.08 - Step 4: Simplify right side
42,651.36x = 1,591,732,089.25 - Step 5: Solve for x
x = 1,591,732,089.25/42,651.36 - Step 6: Final answer
x = 37,319.61
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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.