Home / 12,025.28-18,037.92-4,232.24

Finding the Fourth Proportional to 12,025.28, 18,037.92 and 4,232.24

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Solution

The fourth proportional to 12,025.28, 18,037.92 and 4,232.24 is: 6,348.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.28 : 18,037.92 = 4,232.24 : x
  2. Step 2: Convert to fraction form
    12,025.28/18,037.92 = 4,232.24/x
  3. Step 3: Cross multiply
    12,025.28x = 18,037.92 × 4,232.24
  4. Step 4: Simplify right side
    12,025.28x = 76,340,806.54
  5. Step 5: Solve for x
    x = 76,340,806.54/12,025.28
  6. Step 6: Final answer
    x = 6,348.36

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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.