Home / 13,757.28-20,624.97-5,960.64

Finding the Fourth Proportional to 13,757.28, 20,624.97 and 5,960.64

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Solution

The fourth proportional to 13,757.28, 20,624.97 and 5,960.64 is: 8,936.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.28 : 20,624.97 = 5,960.64 : x
  2. Step 2: Convert to fraction form
    13,757.28/20,624.97 = 5,960.64/x
  3. Step 3: Cross multiply
    13,757.28x = 20,624.97 × 5,960.64
  4. Step 4: Simplify right side
    13,757.28x = 122,938,021.18
  5. Step 5: Solve for x
    x = 122,938,021.18/13,757.28
  6. Step 6: Final answer
    x = 8,936.22

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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.