Home / 36,629.99-54,945.05-13,250.96

Finding the Fourth Proportional to 36,629.99, 54,945.05 and 13,250.96

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Solution

The fourth proportional to 36,629.99, 54,945.05 and 13,250.96 is: 19,876.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,629.99 : 54,945.05 = 13,250.96 : x
  2. Step 2: Convert to fraction form
    36,629.99/54,945.05 = 13,250.96/x
  3. Step 3: Cross multiply
    36,629.99x = 54,945.05 × 13,250.96
  4. Step 4: Simplify right side
    36,629.99x = 728,074,318.77
  5. Step 5: Solve for x
    x = 728,074,318.77/36,629.99
  6. Step 6: Final answer
    x = 19,876.46

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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.