Home / 38,097.07-57,167.21-20,566.51

Finding the Fourth Proportional to 38,097.07, 57,167.21 and 20,566.51

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Solution

The fourth proportional to 38,097.07, 57,167.21 and 20,566.51 is: 30,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,097.07 : 57,167.21 = 20,566.51 : x
  2. Step 2: Convert to fraction form
    38,097.07/57,167.21 = 20,566.51/x
  3. Step 3: Cross multiply
    38,097.07x = 57,167.21 × 20,566.51
  4. Step 4: Simplify right side
    38,097.07x = 1,175,729,996.14
  5. Step 5: Solve for x
    x = 1,175,729,996.14/38,097.07
  6. Step 6: Final answer
    x = 30,861.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.