Home / 27,285.44-37,650.87-15,348.54

Finding the Fourth Proportional to 27,285.44, 37,650.87 and 15,348.54

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Solution

The fourth proportional to 27,285.44, 37,650.87 and 15,348.54 is: 21,179.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,285.44 : 37,650.87 = 15,348.54 : x
  2. Step 2: Convert to fraction form
    27,285.44/37,650.87 = 15,348.54/x
  3. Step 3: Cross multiply
    27,285.44x = 37,650.87 × 15,348.54
  4. Step 4: Simplify right side
    27,285.44x = 577,885,884.23
  5. Step 5: Solve for x
    x = 577,885,884.23/27,285.44
  6. Step 6: Final answer
    x = 21,179.28

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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.