Home / 14,273.70-21,410.55-11,163.30

Finding the Fourth Proportional to 14,273.70, 21,410.55 and 11,163.30

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Solution

The fourth proportional to 14,273.70, 21,410.55 and 11,163.30 is: 16,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.70 : 21,410.55 = 11,163.30 : x
  2. Step 2: Convert to fraction form
    14,273.70/21,410.55 = 11,163.30/x
  3. Step 3: Cross multiply
    14,273.70x = 21,410.55 × 11,163.30
  4. Step 4: Simplify right side
    14,273.70x = 239,012,392.82
  5. Step 5: Solve for x
    x = 239,012,392.82/14,273.70
  6. Step 6: Final answer
    x = 16,744.95

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1.5x scale

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.