Finding the Fourth Proportional to 34,750.68, 47,955.36 and 18,834.99
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Solution
The fourth proportional to 34,750.68, 47,955.36 and 18,834.99 is: 25,991.97
Step by Step Solution
- Step 1: Write the proportion equation
34,750.68 : 47,955.36 = 18,834.99 : x - Step 2: Convert to fraction form
34,750.68/47,955.36 = 18,834.99/x - Step 3: Cross multiply
34,750.68x = 47,955.36 × 18,834.99 - Step 4: Simplify right side
34,750.68x = 903,238,726.05 - Step 5: Solve for x
x = 903,238,726.05/34,750.68 - Step 6: Final answer
x = 25,991.97
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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.