Home / 13,733.32-20,600.80-3,873.44

Finding the Fourth Proportional to 13,733.32, 20,600.80 and 3,873.44

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Solution

The fourth proportional to 13,733.32, 20,600.80 and 3,873.44 is: 5,810.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.32 : 20,600.80 = 3,873.44 : x
  2. Step 2: Convert to fraction form
    13,733.32/20,600.80 = 3,873.44/x
  3. Step 3: Cross multiply
    13,733.32x = 20,600.80 × 3,873.44
  4. Step 4: Simplify right side
    13,733.32x = 79,795,962.75
  5. Step 5: Solve for x
    x = 79,795,962.75/13,733.32
  6. Step 6: Final answer
    x = 5,810.39

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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.