Home / 18,002.26-26,956.09-12,708.73

Finding the Fourth Proportional to 18,002.26, 26,956.09 and 12,708.73

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Solution

The fourth proportional to 18,002.26, 26,956.09 and 12,708.73 is: 19,029.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,002.26 : 26,956.09 = 12,708.73 : x
  2. Step 2: Convert to fraction form
    18,002.26/26,956.09 = 12,708.73/x
  3. Step 3: Cross multiply
    18,002.26x = 26,956.09 × 12,708.73
  4. Step 4: Simplify right side
    18,002.26x = 342,577,669.67
  5. Step 5: Solve for x
    x = 342,577,669.67/18,002.26
  6. Step 6: Final answer
    x = 19,029.70

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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.