Home / 27,150.85-37,469.67-15,218.02

Finding the Fourth Proportional to 27,150.85, 37,469.67 and 15,218.02

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Solution

The fourth proportional to 27,150.85, 37,469.67 and 15,218.02 is: 21,001.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150.85 : 37,469.67 = 15,218.02 : x
  2. Step 2: Convert to fraction form
    27,150.85/37,469.67 = 15,218.02/x
  3. Step 3: Cross multiply
    27,150.85x = 37,469.67 × 15,218.02
  4. Step 4: Simplify right side
    27,150.85x = 570,214,187.45
  5. Step 5: Solve for x
    x = 570,214,187.45/27,150.85
  6. Step 6: Final answer
    x = 21,001.71

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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.