Home / 27,153.09-37,469.37-15,053.43

Finding the Fourth Proportional to 27,153.09, 37,469.37 and 15,053.43

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Solution

The fourth proportional to 27,153.09, 37,469.37 and 15,053.43 is: 20,772.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.09 : 37,469.37 = 15,053.43 : x
  2. Step 2: Convert to fraction form
    27,153.09/37,469.37 = 15,053.43/x
  3. Step 3: Cross multiply
    27,153.09x = 37,469.37 × 15,053.43
  4. Step 4: Simplify right side
    27,153.09x = 564,042,538.44
  5. Step 5: Solve for x
    x = 564,042,538.44/27,153.09
  6. Step 6: Final answer
    x = 20,772.68

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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.