Home / 36,087.66-49,798.80-20,169.54

Finding the Fourth Proportional to 36,087.66, 49,798.80 and 20,169.54

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Solution

The fourth proportional to 36,087.66, 49,798.80 and 20,169.54 is: 27,832.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.66 : 49,798.80 = 20,169.54 : x
  2. Step 2: Convert to fraction form
    36,087.66/49,798.80 = 20,169.54/x
  3. Step 3: Cross multiply
    36,087.66x = 49,798.80 × 20,169.54
  4. Step 4: Simplify right side
    36,087.66x = 1,004,418,888.55
  5. Step 5: Solve for x
    x = 1,004,418,888.55/36,087.66
  6. Step 6: Final answer
    x = 27,832.75

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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.