Home / 37,732.40-52,067.66-21,817.88

Finding the Fourth Proportional to 37,732.40, 52,067.66 and 21,817.88

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Solution

The fourth proportional to 37,732.40, 52,067.66 and 21,817.88 is: 30,106.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,732.40 : 52,067.66 = 21,817.88 : x
  2. Step 2: Convert to fraction form
    37,732.40/52,067.66 = 21,817.88/x
  3. Step 3: Cross multiply
    37,732.40x = 52,067.66 × 21,817.88
  4. Step 4: Simplify right side
    37,732.40x = 1,136,005,882.14
  5. Step 5: Solve for x
    x = 1,136,005,882.14/37,732.40
  6. Step 6: Final answer
    x = 30,106.91

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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.