Home / 18,062.03-24,929.49-10,990.73

Finding the Fourth Proportional to 18,062.03, 24,929.49 and 10,990.73

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Solution

The fourth proportional to 18,062.03, 24,929.49 and 10,990.73 is: 15,169.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,062.03 : 24,929.49 = 10,990.73 : x
  2. Step 2: Convert to fraction form
    18,062.03/24,929.49 = 10,990.73/x
  3. Step 3: Cross multiply
    18,062.03x = 24,929.49 × 10,990.73
  4. Step 4: Simplify right side
    18,062.03x = 273,993,168.98
  5. Step 5: Solve for x
    x = 273,993,168.98/18,062.03
  6. Step 6: Final answer
    x = 15,169.57

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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.