Home / 13,923.94-20,890.24-4,564.04

Finding the Fourth Proportional to 13,923.94, 20,890.24 and 4,564.04

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Solution

The fourth proportional to 13,923.94, 20,890.24 and 4,564.04 is: 6,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923.94 : 20,890.24 = 4,564.04 : x
  2. Step 2: Convert to fraction form
    13,923.94/20,890.24 = 4,564.04/x
  3. Step 3: Cross multiply
    13,923.94x = 20,890.24 × 4,564.04
  4. Step 4: Simplify right side
    13,923.94x = 95,343,890.97
  5. Step 5: Solve for x
    x = 95,343,890.97/13,923.94
  6. Step 6: Final answer
    x = 6,847.48

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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.