Home / 14,251.92-21,364.88-5,493.36

Finding the Fourth Proportional to 14,251.92, 21,364.88 and 5,493.36

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Solution

The fourth proportional to 14,251.92, 21,364.88 and 5,493.36 is: 8,235.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.92 : 21,364.88 = 5,493.36 : x
  2. Step 2: Convert to fraction form
    14,251.92/21,364.88 = 5,493.36/x
  3. Step 3: Cross multiply
    14,251.92x = 21,364.88 × 5,493.36
  4. Step 4: Simplify right side
    14,251.92x = 117,364,977.20
  5. Step 5: Solve for x
    x = 117,364,977.20/14,251.92
  6. Step 6: Final answer
    x = 8,235.03

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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.