Home / 39,647.80-54,716.47-26,195.48

Finding the Fourth Proportional to 39,647.80, 54,716.47 and 26,195.48

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Solution

The fourth proportional to 39,647.80, 54,716.47 and 26,195.48 is: 36,151.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,647.80 : 54,716.47 = 26,195.48 : x
  2. Step 2: Convert to fraction form
    39,647.80/54,716.47 = 26,195.48/x
  3. Step 3: Cross multiply
    39,647.80x = 54,716.47 × 26,195.48
  4. Step 4: Simplify right side
    39,647.80x = 1,433,324,195.56
  5. Step 5: Solve for x
    x = 1,433,324,195.56/39,647.80
  6. Step 6: Final answer
    x = 36,151.42

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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.