Home / 28,826.87-39,782.91-16,252.43

Finding the Fourth Proportional to 28,826.87, 39,782.91 and 16,252.43

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Solution

The fourth proportional to 28,826.87, 39,782.91 and 16,252.43 is: 22,429.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826.87 : 39,782.91 = 16,252.43 : x
  2. Step 2: Convert to fraction form
    28,826.87/39,782.91 = 16,252.43/x
  3. Step 3: Cross multiply
    28,826.87x = 39,782.91 × 16,252.43
  4. Step 4: Simplify right side
    28,826.87x = 646,568,959.97
  5. Step 5: Solve for x
    x = 646,568,959.97/28,826.87
  6. Step 6: Final answer
    x = 22,429.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.