Home / 38,067.63-52,532.01-21,072.61

Finding the Fourth Proportional to 38,067.63, 52,532.01 and 21,072.61

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Solution

The fourth proportional to 38,067.63, 52,532.01 and 21,072.61 is: 29,079.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,067.63 : 52,532.01 = 21,072.61 : x
  2. Step 2: Convert to fraction form
    38,067.63/52,532.01 = 21,072.61/x
  3. Step 3: Cross multiply
    38,067.63x = 52,532.01 × 21,072.61
  4. Step 4: Simplify right side
    38,067.63x = 1,106,986,453.88
  5. Step 5: Solve for x
    x = 1,106,986,453.88/38,067.63
  6. Step 6: Final answer
    x = 29,079.47

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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.