Home / 12,447.24-18,672.68-4,550.14

Finding the Fourth Proportional to 12,447.24, 18,672.68 and 4,550.14

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Solution

The fourth proportional to 12,447.24, 18,672.68 and 4,550.14 is: 6,825.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,447.24 : 18,672.68 = 4,550.14 : x
  2. Step 2: Convert to fraction form
    12,447.24/18,672.68 = 4,550.14/x
  3. Step 3: Cross multiply
    12,447.24x = 18,672.68 × 4,550.14
  4. Step 4: Simplify right side
    12,447.24x = 84,963,308.18
  5. Step 5: Solve for x
    x = 84,963,308.18/12,447.24
  6. Step 6: Final answer
    x = 6,825.88

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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.