Home / 13,850.19-20,761.92-5,958.36

Finding the Fourth Proportional to 13,850.19, 20,761.92 and 5,958.36

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Solution

The fourth proportional to 13,850.19, 20,761.92 and 5,958.36 is: 8,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850.19 : 20,761.92 = 5,958.36 : x
  2. Step 2: Convert to fraction form
    13,850.19/20,761.92 = 5,958.36/x
  3. Step 3: Cross multiply
    13,850.19x = 20,761.92 × 5,958.36
  4. Step 4: Simplify right side
    13,850.19x = 123,706,993.65
  5. Step 5: Solve for x
    x = 123,706,993.65/13,850.19
  6. Step 6: Final answer
    x = 8,931.79

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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.