Finding the Fourth Proportional to 26,201.69, 36,158.99 and 14,265.68
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Solution
The fourth proportional to 26,201.69, 36,158.99 and 14,265.68 is: 19,686.99
Step by Step Solution
- Step 1: Write the proportion equation
26,201.69 : 36,158.99 = 14,265.68 : x - Step 2: Convert to fraction form
26,201.69/36,158.99 = 14,265.68/x - Step 3: Cross multiply
26,201.69x = 36,158.99 × 14,265.68 - Step 4: Simplify right side
26,201.69x = 515,832,328.34 - Step 5: Solve for x
x = 515,832,328.34/26,201.69 - Step 6: Final answer
x = 19,686.99
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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.