Home / 15,013.23-22,519.83-3,919.82

Finding the Fourth Proportional to 15,013.23, 22,519.83 and 3,919.82

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Solution

The fourth proportional to 15,013.23, 22,519.83 and 3,919.82 is: 5,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,013.23 : 22,519.83 = 3,919.82 : x
  2. Step 2: Convert to fraction form
    15,013.23/22,519.83 = 3,919.82/x
  3. Step 3: Cross multiply
    15,013.23x = 22,519.83 × 3,919.82
  4. Step 4: Simplify right side
    15,013.23x = 88,273,567.43
  5. Step 5: Solve for x
    x = 88,273,567.43/15,013.23
  6. Step 6: Final answer
    x = 5,879.72

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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.