Finding the Fourth Proportional to 39,868.96, 59,794.80 and 14,908
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Solution
The fourth proportional to 39,868.96, 59,794.80 and 14,908 is: 22,358.77
Step by Step Solution
- Step 1: Write the proportion equation
39,868.96 : 59,794.80 = 14,908 : x - Step 2: Convert to fraction form
39,868.96/59,794.80 = 14,908/x - Step 3: Cross multiply
39,868.96x = 59,794.80 × 14,908 - Step 4: Simplify right side
39,868.96x = 891,420,878.40 - Step 5: Solve for x
x = 891,420,878.40/39,868.96 - Step 6: Final answer
x = 22,358.77
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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.