Home / 16,934.80-25,399.32-4,619.92

Finding the Fourth Proportional to 16,934.80, 25,399.32 and 4,619.92

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Solution

The fourth proportional to 16,934.80, 25,399.32 and 4,619.92 is: 6,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,934.80 : 25,399.32 = 4,619.92 : x
  2. Step 2: Convert to fraction form
    16,934.80/25,399.32 = 4,619.92/x
  3. Step 3: Cross multiply
    16,934.80x = 25,399.32 × 4,619.92
  4. Step 4: Simplify right side
    16,934.80x = 117,342,826.45
  5. Step 5: Solve for x
    x = 117,342,826.45/16,934.80
  6. Step 6: Final answer
    x = 6,929.09

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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.