Home / 18,302.46-27,441.38-7,203.43

Finding the Fourth Proportional to 18,302.46, 27,441.38 and 7,203.43

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Solution

The fourth proportional to 18,302.46, 27,441.38 and 7,203.43 is: 10,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,302.46 : 27,441.38 = 7,203.43 : x
  2. Step 2: Convert to fraction form
    18,302.46/27,441.38 = 7,203.43/x
  3. Step 3: Cross multiply
    18,302.46x = 27,441.38 × 7,203.43
  4. Step 4: Simplify right side
    18,302.46x = 197,672,112.24
  5. Step 5: Solve for x
    x = 197,672,112.24/18,302.46
  6. Step 6: Final answer
    x = 10,800.31

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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.