Home / 16,273.80-24,343.86-12,993.30

Finding the Fourth Proportional to 16,273.80, 24,343.86 and 12,993.30

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Solution

The fourth proportional to 16,273.80, 24,343.86 and 12,993.30 is: 19,436.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,273.80 : 24,343.86 = 12,993.30 : x
  2. Step 2: Convert to fraction form
    16,273.80/24,343.86 = 12,993.30/x
  3. Step 3: Cross multiply
    16,273.80x = 24,343.86 × 12,993.30
  4. Step 4: Simplify right side
    16,273.80x = 316,307,076.14
  5. Step 5: Solve for x
    x = 316,307,076.14/16,273.80
  6. Step 6: Final answer
    x = 19,436.58

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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.