Home / 13,826.62-20,744.88-5,925.82

Finding the Fourth Proportional to 13,826.62, 20,744.88 and 5,925.82

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Solution

The fourth proportional to 13,826.62, 20,744.88 and 5,925.82 is: 8,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,826.62 : 20,744.88 = 5,925.82 : x
  2. Step 2: Convert to fraction form
    13,826.62/20,744.88 = 5,925.82/x
  3. Step 3: Cross multiply
    13,826.62x = 20,744.88 × 5,925.82
  4. Step 4: Simplify right side
    13,826.62x = 122,930,424.80
  5. Step 5: Solve for x
    x = 122,930,424.80/13,826.62
  6. Step 6: Final answer
    x = 8,890.85

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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.