Home / 13,715.56-20,576.94-5,922.52

Finding the Fourth Proportional to 13,715.56, 20,576.94 and 5,922.52

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Solution

The fourth proportional to 13,715.56, 20,576.94 and 5,922.52 is: 8,885.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,715.56 : 20,576.94 = 5,922.52 : x
  2. Step 2: Convert to fraction form
    13,715.56/20,576.94 = 5,922.52/x
  3. Step 3: Cross multiply
    13,715.56x = 20,576.94 × 5,922.52
  4. Step 4: Simplify right side
    13,715.56x = 121,867,338.69
  5. Step 5: Solve for x
    x = 121,867,338.69/13,715.56
  6. Step 6: Final answer
    x = 8,885.33

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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.