Home / 12,295.24-18,451.41-4,899.04

Finding the Fourth Proportional to 12,295.24, 18,451.41 and 4,899.04

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Solution

The fourth proportional to 12,295.24, 18,451.41 and 4,899.04 is: 7,351.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295.24 : 18,451.41 = 4,899.04 : x
  2. Step 2: Convert to fraction form
    12,295.24/18,451.41 = 4,899.04/x
  3. Step 3: Cross multiply
    12,295.24x = 18,451.41 × 4,899.04
  4. Step 4: Simplify right side
    12,295.24x = 90,394,195.65
  5. Step 5: Solve for x
    x = 90,394,195.65/12,295.24
  6. Step 6: Final answer
    x = 7,351.97

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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.