Home / 27,100.85-37,395.81-15,161.18

Finding the Fourth Proportional to 27,100.85, 37,395.81 and 15,161.18

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Solution

The fourth proportional to 27,100.85, 37,395.81 and 15,161.18 is: 20,920.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,100.85 : 37,395.81 = 15,161.18 : x
  2. Step 2: Convert to fraction form
    27,100.85/37,395.81 = 15,161.18/x
  3. Step 3: Cross multiply
    27,100.85x = 37,395.81 × 15,161.18
  4. Step 4: Simplify right side
    27,100.85x = 566,964,419.68
  5. Step 5: Solve for x
    x = 566,964,419.68/27,100.85
  6. Step 6: Final answer
    x = 20,920.54

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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.