Home / 38,826.15-53,515.56-27,481.09

Finding the Fourth Proportional to 38,826.15, 53,515.56 and 27,481.09

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Solution

The fourth proportional to 38,826.15, 53,515.56 and 27,481.09 is: 37,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,826.15 : 53,515.56 = 27,481.09 : x
  2. Step 2: Convert to fraction form
    38,826.15/53,515.56 = 27,481.09/x
  3. Step 3: Cross multiply
    38,826.15x = 53,515.56 × 27,481.09
  4. Step 4: Simplify right side
    38,826.15x = 1,470,665,783.35
  5. Step 5: Solve for x
    x = 1,470,665,783.35/38,826.15
  6. Step 6: Final answer
    x = 37,878.23

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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.