Finding the Fourth Proportional to 37,631.16, 56,397.86 and 28,197.08
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Solution
The fourth proportional to 37,631.16, 56,397.86 and 28,197.08 is: 42,258.99
Step by Step Solution
- Step 1: Write the proportion equation
37,631.16 : 56,397.86 = 28,197.08 : x - Step 2: Convert to fraction form
37,631.16/56,397.86 = 28,197.08/x - Step 3: Cross multiply
37,631.16x = 56,397.86 × 28,197.08 - Step 4: Simplify right side
37,631.16x = 1,590,254,970.25 - Step 5: Solve for x
x = 1,590,254,970.25/37,631.16 - Step 6: Final answer
x = 42,258.99
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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.