Home / 27,282.78-40,924.71-8,563.43

Finding the Fourth Proportional to 27,282.78, 40,924.71 and 8,563.43

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Solution

The fourth proportional to 27,282.78, 40,924.71 and 8,563.43 is: 12,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,282.78 : 40,924.71 = 8,563.43 : x
  2. Step 2: Convert to fraction form
    27,282.78/40,924.71 = 8,563.43/x
  3. Step 3: Cross multiply
    27,282.78x = 40,924.71 × 8,563.43
  4. Step 4: Simplify right side
    27,282.78x = 350,455,889.36
  5. Step 5: Solve for x
    x = 350,455,889.36/27,282.78
  6. Step 6: Final answer
    x = 12,845.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.