Home / 13,363.20-20,028.60-5,959.80

Finding the Fourth Proportional to 13,363.20, 20,028.60 and 5,959.80

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Solution

The fourth proportional to 13,363.20, 20,028.60 and 5,959.80 is: 8,932.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363.20 : 20,028.60 = 5,959.80 : x
  2. Step 2: Convert to fraction form
    13,363.20/20,028.60 = 5,959.80/x
  3. Step 3: Cross multiply
    13,363.20x = 20,028.60 × 5,959.80
  4. Step 4: Simplify right side
    13,363.20x = 119,366,450.28
  5. Step 5: Solve for x
    x = 119,366,450.28/13,363.20
  6. Step 6: Final answer
    x = 8,932.48

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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.