Home / 27,147.30-37,481.58-16,953.90

Finding the Fourth Proportional to 27,147.30, 37,481.58 and 16,953.90

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Solution

The fourth proportional to 27,147.30, 37,481.58 and 16,953.90 is: 23,407.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,147.30 : 37,481.58 = 16,953.90 : x
  2. Step 2: Convert to fraction form
    27,147.30/37,481.58 = 16,953.90/x
  3. Step 3: Cross multiply
    27,147.30x = 37,481.58 × 16,953.90
  4. Step 4: Simplify right side
    27,147.30x = 635,458,959.16
  5. Step 5: Solve for x
    x = 635,458,959.16/27,147.30
  6. Step 6: Final answer
    x = 23,407.81

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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.