Home / 27,739.43-41,633.86-12,956.68

Finding the Fourth Proportional to 27,739.43, 41,633.86 and 12,956.68

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Solution

The fourth proportional to 27,739.43, 41,633.86 and 12,956.68 is: 19,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,739.43 : 41,633.86 = 12,956.68 : x
  2. Step 2: Convert to fraction form
    27,739.43/41,633.86 = 12,956.68/x
  3. Step 3: Cross multiply
    27,739.43x = 41,633.86 × 12,956.68
  4. Step 4: Simplify right side
    27,739.43x = 539,436,464.71
  5. Step 5: Solve for x
    x = 539,436,464.71/27,739.43
  6. Step 6: Final answer
    x = 19,446.56

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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.