Home / 27,150.27-40,725.42-7,427.34

Finding the Fourth Proportional to 27,150.27, 40,725.42 and 7,427.34

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Solution

The fourth proportional to 27,150.27, 40,725.42 and 7,427.34 is: 11,141.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150.27 : 40,725.42 = 7,427.34 : x
  2. Step 2: Convert to fraction form
    27,150.27/40,725.42 = 7,427.34/x
  3. Step 3: Cross multiply
    27,150.27x = 40,725.42 × 7,427.34
  4. Step 4: Simplify right side
    27,150.27x = 302,481,540.98
  5. Step 5: Solve for x
    x = 302,481,540.98/27,150.27
  6. Step 6: Final answer
    x = 11,141.01

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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.