Home / 14,318.25-21,448.83-11,183.59

Finding the Fourth Proportional to 14,318.25, 21,448.83 and 11,183.59

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Solution

The fourth proportional to 14,318.25, 21,448.83 and 11,183.59 is: 16,753.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,318.25 : 21,448.83 = 11,183.59 : x
  2. Step 2: Convert to fraction form
    14,318.25/21,448.83 = 11,183.59/x
  3. Step 3: Cross multiply
    14,318.25x = 21,448.83 × 11,183.59
  4. Step 4: Simplify right side
    14,318.25x = 239,874,868.80
  5. Step 5: Solve for x
    x = 239,874,868.80/14,318.25
  6. Step 6: Final answer
    x = 16,753.08

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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.