Finding the Fourth Proportional to 35,445.90, 53,168.84 and 10,484.00
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Solution
The fourth proportional to 35,445.90, 53,168.84 and 10,484.00 is: 15,725.99
Step by Step Solution
- Step 1: Write the proportion equation
35,445.90 : 53,168.84 = 10,484.00 : x - Step 2: Convert to fraction form
35,445.90/53,168.84 = 10,484.00/x - Step 3: Cross multiply
35,445.90x = 53,168.84 × 10,484.00 - Step 4: Simplify right side
35,445.90x = 557,421,800.30 - Step 5: Solve for x
x = 557,421,800.30/35,445.90 - Step 6: Final answer
x = 15,725.99
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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.