Home / 37,609.14-51,899.73-20,841.78

Finding the Fourth Proportional to 37,609.14, 51,899.73 and 20,841.78

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Solution

The fourth proportional to 37,609.14, 51,899.73 and 20,841.78 is: 28,761.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,609.14 : 51,899.73 = 20,841.78 : x
  2. Step 2: Convert to fraction form
    37,609.14/51,899.73 = 20,841.78/x
  3. Step 3: Cross multiply
    37,609.14x = 51,899.73 × 20,841.78
  4. Step 4: Simplify right side
    37,609.14x = 1,081,682,754.72
  5. Step 5: Solve for x
    x = 1,081,682,754.72/37,609.14
  6. Step 6: Final answer
    x = 28,761.17

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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.