Home / 12,433.57-18,650.72-3,073.58

Finding the Fourth Proportional to 12,433.57, 18,650.72 and 3,073.58

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Solution

The fourth proportional to 12,433.57, 18,650.72 and 3,073.58 is: 4,610.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,433.57 : 18,650.72 = 3,073.58 : x
  2. Step 2: Convert to fraction form
    12,433.57/18,650.72 = 3,073.58/x
  3. Step 3: Cross multiply
    12,433.57x = 18,650.72 × 3,073.58
  4. Step 4: Simplify right side
    12,433.57x = 57,324,447.06
  5. Step 5: Solve for x
    x = 57,324,447.06/12,433.57
  6. Step 6: Final answer
    x = 4,610.46

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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.