Home / 27,481.06-37,923.69-14,905.78

Finding the Fourth Proportional to 27,481.06, 37,923.69 and 14,905.78

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Solution

The fourth proportional to 27,481.06, 37,923.69 and 14,905.78 is: 20,569.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,481.06 : 37,923.69 = 14,905.78 : x
  2. Step 2: Convert to fraction form
    27,481.06/37,923.69 = 14,905.78/x
  3. Step 3: Cross multiply
    27,481.06x = 37,923.69 × 14,905.78
  4. Step 4: Simplify right side
    27,481.06x = 565,282,179.93
  5. Step 5: Solve for x
    x = 565,282,179.93/27,481.06
  6. Step 6: Final answer
    x = 20,569.88

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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.