Home / 18,450.43-25,462.16-10,493.80

Finding the Fourth Proportional to 18,450.43, 25,462.16 and 10,493.80

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Solution

The fourth proportional to 18,450.43, 25,462.16 and 10,493.80 is: 14,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,450.43 : 25,462.16 = 10,493.80 : x
  2. Step 2: Convert to fraction form
    18,450.43/25,462.16 = 10,493.80/x
  3. Step 3: Cross multiply
    18,450.43x = 25,462.16 × 10,493.80
  4. Step 4: Simplify right side
    18,450.43x = 267,194,762.14
  5. Step 5: Solve for x
    x = 267,194,762.14/18,450.43
  6. Step 6: Final answer
    x = 14,481.76

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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.