Home / 12,422.55-18,633.81-3,062.73

Finding the Fourth Proportional to 12,422.55, 18,633.81 and 3,062.73

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Solution

The fourth proportional to 12,422.55, 18,633.81 and 3,062.73 is: 4,594.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422.55 : 18,633.81 = 3,062.73 : x
  2. Step 2: Convert to fraction form
    12,422.55/18,633.81 = 3,062.73/x
  3. Step 3: Cross multiply
    12,422.55x = 18,633.81 × 3,062.73
  4. Step 4: Simplify right side
    12,422.55x = 57,070,328.90
  5. Step 5: Solve for x
    x = 57,070,328.90/12,422.55
  6. Step 6: Final answer
    x = 4,594.09

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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.