Home / 13,383.26-20,073.18-3,523.30

Finding the Fourth Proportional to 13,383.26, 20,073.18 and 3,523.30

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Solution

The fourth proportional to 13,383.26, 20,073.18 and 3,523.30 is: 5,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383.26 : 20,073.18 = 3,523.30 : x
  2. Step 2: Convert to fraction form
    13,383.26/20,073.18 = 3,523.30/x
  3. Step 3: Cross multiply
    13,383.26x = 20,073.18 × 3,523.30
  4. Step 4: Simplify right side
    13,383.26x = 70,723,798.12
  5. Step 5: Solve for x
    x = 70,723,798.12/13,383.26
  6. Step 6: Final answer
    x = 5,284.50

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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.