Home / 16,992.75-23,450.28-9,439.57

Finding the Fourth Proportional to 16,992.75, 23,450.28 and 9,439.57

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Solution

The fourth proportional to 16,992.75, 23,450.28 and 9,439.57 is: 13,026.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992.75 : 23,450.28 = 9,439.57 : x
  2. Step 2: Convert to fraction form
    16,992.75/23,450.28 = 9,439.57/x
  3. Step 3: Cross multiply
    16,992.75x = 23,450.28 × 9,439.57
  4. Step 4: Simplify right side
    16,992.75x = 221,360,553.49
  5. Step 5: Solve for x
    x = 221,360,553.49/16,992.75
  6. Step 6: Final answer
    x = 13,026.76

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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.