Home / 13,616.26-20,423.82-3,755.27

Finding the Fourth Proportional to 13,616.26, 20,423.82 and 3,755.27

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Solution

The fourth proportional to 13,616.26, 20,423.82 and 3,755.27 is: 5,632.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,616.26 : 20,423.82 = 3,755.27 : x
  2. Step 2: Convert to fraction form
    13,616.26/20,423.82 = 3,755.27/x
  3. Step 3: Cross multiply
    13,616.26x = 20,423.82 × 3,755.27
  4. Step 4: Simplify right side
    13,616.26x = 76,697,009.59
  5. Step 5: Solve for x
    x = 76,697,009.59/13,616.26
  6. Step 6: Final answer
    x = 5,632.75

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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.