Home / 13,453.54-20,179.29-5,959.42

Finding the Fourth Proportional to 13,453.54, 20,179.29 and 5,959.42

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Solution

The fourth proportional to 13,453.54, 20,179.29 and 5,959.42 is: 8,938.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.54 : 20,179.29 = 5,959.42 : x
  2. Step 2: Convert to fraction form
    13,453.54/20,179.29 = 5,959.42/x
  3. Step 3: Cross multiply
    13,453.54x = 20,179.29 × 5,959.42
  4. Step 4: Simplify right side
    13,453.54x = 120,256,813.96
  5. Step 5: Solve for x
    x = 120,256,813.96/13,453.54
  6. Step 6: Final answer
    x = 8,938.68

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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.