Home / 13,733.36-20,599.08-3,872.24

Finding the Fourth Proportional to 13,733.36, 20,599.08 and 3,872.24

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Solution

The fourth proportional to 13,733.36, 20,599.08 and 3,872.24 is: 5,808.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,733.36 : 20,599.08 = 3,872.24 : x
  2. Step 2: Convert to fraction form
    13,733.36/20,599.08 = 3,872.24/x
  3. Step 3: Cross multiply
    13,733.36x = 20,599.08 × 3,872.24
  4. Step 4: Simplify right side
    13,733.36x = 79,764,581.54
  5. Step 5: Solve for x
    x = 79,764,581.54/13,733.36
  6. Step 6: Final answer
    x = 5,808.09

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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.