Home / 38,067.57-52,535.93-21,072.56

Finding the Fourth Proportional to 38,067.57, 52,535.93 and 21,072.56

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Solution

The fourth proportional to 38,067.57, 52,535.93 and 21,072.56 is: 29,081.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.57 : 52,535.93 = 21,072.56 : x
  2. Step 2: Convert to fraction form
    38,067.57/52,535.93 = 21,072.56/x
  3. Step 3: Cross multiply
    38,067.57x = 52,535.93 × 21,072.56
  4. Step 4: Simplify right side
    38,067.57x = 1,107,066,169.04
  5. Step 5: Solve for x
    x = 1,107,066,169.04/38,067.57
  6. Step 6: Final answer
    x = 29,081.61

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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.