Home / 27,564.53-41,367.60-20,188.10

Finding the Fourth Proportional to 27,564.53, 41,367.60 and 20,188.10

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Solution

The fourth proportional to 27,564.53, 41,367.60 and 20,188.10 is: 30,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,564.53 : 41,367.60 = 20,188.10 : x
  2. Step 2: Convert to fraction form
    27,564.53/41,367.60 = 20,188.10/x
  3. Step 3: Cross multiply
    27,564.53x = 41,367.60 × 20,188.10
  4. Step 4: Simplify right side
    27,564.53x = 835,133,348.98
  5. Step 5: Solve for x
    x = 835,133,348.98/27,564.53
  6. Step 6: Final answer
    x = 30,297.40

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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.