Home / 27,367.36-37,791.84-20,641.48

Finding the Fourth Proportional to 27,367.36, 37,791.84 and 20,641.48

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Solution

The fourth proportional to 27,367.36, 37,791.84 and 20,641.48 is: 28,504.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,367.36 : 37,791.84 = 20,641.48 : x
  2. Step 2: Convert to fraction form
    27,367.36/37,791.84 = 20,641.48/x
  3. Step 3: Cross multiply
    27,367.36x = 37,791.84 × 20,641.48
  4. Step 4: Simplify right side
    27,367.36x = 780,079,509.52
  5. Step 5: Solve for x
    x = 780,079,509.52/27,367.36
  6. Step 6: Final answer
    x = 28,504.01

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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.