Home / 36,150.77-54,220.80-13,961.38

Finding the Fourth Proportional to 36,150.77, 54,220.80 and 13,961.38

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Solution

The fourth proportional to 36,150.77, 54,220.80 and 13,961.38 is: 20,940.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,150.77 : 54,220.80 = 13,961.38 : x
  2. Step 2: Convert to fraction form
    36,150.77/54,220.80 = 13,961.38/x
  3. Step 3: Cross multiply
    36,150.77x = 54,220.80 × 13,961.38
  4. Step 4: Simplify right side
    36,150.77x = 756,997,192.70
  5. Step 5: Solve for x
    x = 756,997,192.70/36,150.77
  6. Step 6: Final answer
    x = 20,940.00

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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.