Home / 16,954.22-23,396.71-9,400.56

Finding the Fourth Proportional to 16,954.22, 23,396.71 and 9,400.56

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Solution

The fourth proportional to 16,954.22, 23,396.71 and 9,400.56 is: 12,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,954.22 : 23,396.71 = 9,400.56 : x
  2. Step 2: Convert to fraction form
    16,954.22/23,396.71 = 9,400.56/x
  3. Step 3: Cross multiply
    16,954.22x = 23,396.71 × 9,400.56
  4. Step 4: Simplify right side
    16,954.22x = 219,942,064.92
  5. Step 5: Solve for x
    x = 219,942,064.92/16,954.22
  6. Step 6: Final answer
    x = 12,972.70

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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.