Home / 43,499.18-65,246.32-11,906.92

Finding the Fourth Proportional to 43,499.18, 65,246.32 and 11,906.92

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Solution

The fourth proportional to 43,499.18, 65,246.32 and 11,906.92 is: 17,859.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,499.18 : 65,246.32 = 11,906.92 : x
  2. Step 2: Convert to fraction form
    43,499.18/65,246.32 = 11,906.92/x
  3. Step 3: Cross multiply
    43,499.18x = 65,246.32 × 11,906.92
  4. Step 4: Simplify right side
    43,499.18x = 776,882,519.65
  5. Step 5: Solve for x
    x = 776,882,519.65/43,499.18
  6. Step 6: Final answer
    x = 17,859.71

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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.