Home / 23,928.38-33,022.25-13,318.69

Finding the Fourth Proportional to 23,928.38, 33,022.25 and 13,318.69

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Solution

The fourth proportional to 23,928.38, 33,022.25 and 13,318.69 is: 18,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,928.38 : 33,022.25 = 13,318.69 : x
  2. Step 2: Convert to fraction form
    23,928.38/33,022.25 = 13,318.69/x
  3. Step 3: Cross multiply
    23,928.38x = 33,022.25 × 13,318.69
  4. Step 4: Simplify right side
    23,928.38x = 439,812,961.70
  5. Step 5: Solve for x
    x = 439,812,961.70/23,928.38
  6. Step 6: Final answer
    x = 18,380.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.