Home / 13,528.38-20,292.58-5,736.18

Finding the Fourth Proportional to 13,528.38, 20,292.58 and 5,736.18

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Solution

The fourth proportional to 13,528.38, 20,292.58 and 5,736.18 is: 8,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,528.38 : 20,292.58 = 5,736.18 : x
  2. Step 2: Convert to fraction form
    13,528.38/20,292.58 = 5,736.18/x
  3. Step 3: Cross multiply
    13,528.38x = 20,292.58 × 5,736.18
  4. Step 4: Simplify right side
    13,528.38x = 116,401,891.54
  5. Step 5: Solve for x
    x = 116,401,891.54/13,528.38
  6. Step 6: Final answer
    x = 8,604.27

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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.