Home / 16,947.12-25,400.52-12,773.36

Finding the Fourth Proportional to 16,947.12, 25,400.52 and 12,773.36

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Solution

The fourth proportional to 16,947.12, 25,400.52 and 12,773.36 is: 19,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947.12 : 25,400.52 = 12,773.36 : x
  2. Step 2: Convert to fraction form
    16,947.12/25,400.52 = 12,773.36/x
  3. Step 3: Cross multiply
    16,947.12x = 25,400.52 × 12,773.36
  4. Step 4: Simplify right side
    16,947.12x = 324,450,049.65
  5. Step 5: Solve for x
    x = 324,450,049.65/16,947.12
  6. Step 6: Final answer
    x = 19,144.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.