Home / 16,999.88-23,458.68-10,289.23

Finding the Fourth Proportional to 16,999.88, 23,458.68 and 10,289.23

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Solution

The fourth proportional to 16,999.88, 23,458.68 and 10,289.23 is: 14,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,999.88 : 23,458.68 = 10,289.23 : x
  2. Step 2: Convert to fraction form
    16,999.88/23,458.68 = 10,289.23/x
  3. Step 3: Cross multiply
    16,999.88x = 23,458.68 × 10,289.23
  4. Step 4: Simplify right side
    16,999.88x = 241,371,695.37
  5. Step 5: Solve for x
    x = 241,371,695.37/16,999.88
  6. Step 6: Final answer
    x = 14,198.44

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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.