Home / 13,544.31-20,320.52-5,753.73

Finding the Fourth Proportional to 13,544.31, 20,320.52 and 5,753.73

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Solution

The fourth proportional to 13,544.31, 20,320.52 and 5,753.73 is: 8,632.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.31 : 20,320.52 = 5,753.73 : x
  2. Step 2: Convert to fraction form
    13,544.31/20,320.52 = 5,753.73/x
  3. Step 3: Cross multiply
    13,544.31x = 20,320.52 × 5,753.73
  4. Step 4: Simplify right side
    13,544.31x = 116,918,785.54
  5. Step 5: Solve for x
    x = 116,918,785.54/13,544.31
  6. Step 6: Final answer
    x = 8,632.32

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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.