Home / 27,391.16-37,796.55-15,453.80

Finding the Fourth Proportional to 27,391.16, 37,796.55 and 15,453.80

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Solution

The fourth proportional to 27,391.16, 37,796.55 and 15,453.80 is: 21,324.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,391.16 : 37,796.55 = 15,453.80 : x
  2. Step 2: Convert to fraction form
    27,391.16/37,796.55 = 15,453.80/x
  3. Step 3: Cross multiply
    27,391.16x = 37,796.55 × 15,453.80
  4. Step 4: Simplify right side
    27,391.16x = 584,100,324.39
  5. Step 5: Solve for x
    x = 584,100,324.39/27,391.16
  6. Step 6: Final answer
    x = 21,324.41

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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.