Home / 38,574.14-57,865.83-13,609.04

Finding the Fourth Proportional to 38,574.14, 57,865.83 and 13,609.04

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Solution

The fourth proportional to 38,574.14, 57,865.83 and 13,609.04 is: 20,415.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,574.14 : 57,865.83 = 13,609.04 : x
  2. Step 2: Convert to fraction form
    38,574.14/57,865.83 = 13,609.04/x
  3. Step 3: Cross multiply
    38,574.14x = 57,865.83 × 13,609.04
  4. Step 4: Simplify right side
    38,574.14x = 787,498,105.77
  5. Step 5: Solve for x
    x = 787,498,105.77/38,574.14
  6. Step 6: Final answer
    x = 20,415.19

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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.