Home / 27,572.40-41,379.46-20,196.03

Finding the Fourth Proportional to 27,572.40, 41,379.46 and 20,196.03

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Solution

The fourth proportional to 27,572.40, 41,379.46 and 20,196.03 is: 30,309.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,572.40 : 41,379.46 = 20,196.03 : x
  2. Step 2: Convert to fraction form
    27,572.40/41,379.46 = 20,196.03/x
  3. Step 3: Cross multiply
    27,572.40x = 41,379.46 × 20,196.03
  4. Step 4: Simplify right side
    27,572.40x = 835,700,920.23
  5. Step 5: Solve for x
    x = 835,700,920.23/27,572.40
  6. Step 6: Final answer
    x = 30,309.33

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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.