Home / 16,040.36-24,069.60-8,644.64

Finding the Fourth Proportional to 16,040.36, 24,069.60 and 8,644.64

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Solution

The fourth proportional to 16,040.36, 24,069.60 and 8,644.64 is: 12,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,040.36 : 24,069.60 = 8,644.64 : x
  2. Step 2: Convert to fraction form
    16,040.36/24,069.60 = 8,644.64/x
  3. Step 3: Cross multiply
    16,040.36x = 24,069.60 × 8,644.64
  4. Step 4: Simplify right side
    16,040.36x = 208,073,026.94
  5. Step 5: Solve for x
    x = 208,073,026.94/16,040.36
  6. Step 6: Final answer
    x = 12,971.84

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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.