Home / 16,954.72-23,396.72-9,400.56

Finding the Fourth Proportional to 16,954.72, 23,396.72 and 9,400.56

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Solution

The fourth proportional to 16,954.72, 23,396.72 and 9,400.56 is: 12,972.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.72 : 23,396.72 = 9,400.56 : x
  2. Step 2: Convert to fraction form
    16,954.72/23,396.72 = 9,400.56/x
  3. Step 3: Cross multiply
    16,954.72x = 23,396.72 × 9,400.56
  4. Step 4: Simplify right side
    16,954.72x = 219,942,270.16
  5. Step 5: Solve for x
    x = 219,942,270.16/16,954.72
  6. Step 6: Final answer
    x = 12,972.33

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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.