Finding the Fourth Proportional to 43,041.84, 64,575.72 and 15,342
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Solution
The fourth proportional to 43,041.84, 64,575.72 and 15,342 is: 23,017.62
Step by Step Solution
- Step 1: Write the proportion equation
43,041.84 : 64,575.72 = 15,342 : x - Step 2: Convert to fraction form
43,041.84/64,575.72 = 15,342/x - Step 3: Cross multiply
43,041.84x = 64,575.72 × 15,342 - Step 4: Simplify right side
43,041.84x = 990,720,696.24 - Step 5: Solve for x
x = 990,720,696.24/43,041.84 - Step 6: Final answer
x = 23,017.62
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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.