Home / 28,974.69-43,476.86-13,794.43

Finding the Fourth Proportional to 28,974.69, 43,476.86 and 13,794.43

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Solution

The fourth proportional to 28,974.69, 43,476.86 and 13,794.43 is: 20,698.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,974.69 : 43,476.86 = 13,794.43 : x
  2. Step 2: Convert to fraction form
    28,974.69/43,476.86 = 13,794.43/x
  3. Step 3: Cross multiply
    28,974.69x = 43,476.86 × 13,794.43
  4. Step 4: Simplify right side
    28,974.69x = 599,738,501.89
  5. Step 5: Solve for x
    x = 599,738,501.89/28,974.69
  6. Step 6: Final answer
    x = 20,698.70

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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.