Home / 12,025.58-18,037.96-5,447.16

Finding the Fourth Proportional to 12,025.58, 18,037.96 and 5,447.16

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Solution

The fourth proportional to 12,025.58, 18,037.96 and 5,447.16 is: 8,170.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,025.58 : 18,037.96 = 5,447.16 : x
  2. Step 2: Convert to fraction form
    12,025.58/18,037.96 = 5,447.16/x
  3. Step 3: Cross multiply
    12,025.58x = 18,037.96 × 5,447.16
  4. Step 4: Simplify right side
    12,025.58x = 98,255,640.58
  5. Step 5: Solve for x
    x = 98,255,640.58/12,025.58
  6. Step 6: Final answer
    x = 8,170.56

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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.