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Finding the Fourth Proportional to 16,993.70, 23,450.52 and 9,440.52

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Solution

The fourth proportional to 16,993.70, 23,450.52 and 9,440.52 is: 13,027.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,993.70 : 23,450.52 = 9,440.52 : x
  2. Step 2: Convert to fraction form
    16,993.70/23,450.52 = 9,440.52/x
  3. Step 3: Cross multiply
    16,993.70x = 23,450.52 × 9,440.52
  4. Step 4: Simplify right side
    16,993.70x = 221,385,103.07
  5. Step 5: Solve for x
    x = 221,385,103.07/16,993.70
  6. Step 6: Final answer
    x = 13,027.48

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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.