Home / 18,823.46-25,964.97-12,450.02

Finding the Fourth Proportional to 18,823.46, 25,964.97 and 12,450.02

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Solution

The fourth proportional to 18,823.46, 25,964.97 and 12,450.02 is: 17,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,823.46 : 25,964.97 = 12,450.02 : x
  2. Step 2: Convert to fraction form
    18,823.46/25,964.97 = 12,450.02/x
  3. Step 3: Cross multiply
    18,823.46x = 25,964.97 × 12,450.02
  4. Step 4: Simplify right side
    18,823.46x = 323,264,395.80
  5. Step 5: Solve for x
    x = 323,264,395.80/18,823.46
  6. Step 6: Final answer
    x = 17,173.48

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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.