Home / 12,544.23-18,812.51-8,673.51

Finding the Fourth Proportional to 12,544.23, 18,812.51 and 8,673.51

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Solution

The fourth proportional to 12,544.23, 18,812.51 and 8,673.51 is: 13,007.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.23 : 18,812.51 = 8,673.51 : x
  2. Step 2: Convert to fraction form
    12,544.23/18,812.51 = 8,673.51/x
  3. Step 3: Cross multiply
    12,544.23x = 18,812.51 × 8,673.51
  4. Step 4: Simplify right side
    12,544.23x = 163,170,450.24
  5. Step 5: Solve for x
    x = 163,170,450.24/12,544.23
  6. Step 6: Final answer
    x = 13,007.61

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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.