Finding the Fourth Proportional to 17,829.05, 24,577.86 and 13,572.68
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Solution
The fourth proportional to 17,829.05, 24,577.86 and 13,572.68 is: 18,710.33
Step by Step Solution
- Step 1: Write the proportion equation
17,829.05 : 24,577.86 = 13,572.68 : x - Step 2: Convert to fraction form
17,829.05/24,577.86 = 13,572.68/x - Step 3: Cross multiply
17,829.05x = 24,577.86 × 13,572.68 - Step 4: Simplify right side
17,829.05x = 333,587,305.98 - Step 5: Solve for x
x = 333,587,305.98/17,829.05 - Step 6: Final answer
x = 18,710.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.