Finding the Fourth Proportional to 52,032.49, 78,089.77 and 26,730.99
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Solution
The fourth proportional to 52,032.49, 78,089.77 and 26,730.99 is: 40,117.57
Step by Step Solution
- Step 1: Write the proportion equation
52,032.49 : 78,089.77 = 26,730.99 : x - Step 2: Convert to fraction form
52,032.49/78,089.77 = 26,730.99/x - Step 3: Cross multiply
52,032.49x = 78,089.77 × 26,730.99 - Step 4: Simplify right side
52,032.49x = 2,087,416,860.97 - Step 5: Solve for x
x = 2,087,416,860.97/52,032.49 - Step 6: Final answer
x = 40,117.57
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1.5x scale
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.