Home / 12,022.55-18,032.00-4,229.54

Finding the Fourth Proportional to 12,022.55, 18,032.00 and 4,229.54

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Solution

The fourth proportional to 12,022.55, 18,032.00 and 4,229.54 is: 6,343.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.55 : 18,032.00 = 4,229.54 : x
  2. Step 2: Convert to fraction form
    12,022.55/18,032.00 = 4,229.54/x
  3. Step 3: Cross multiply
    12,022.55x = 18,032.00 × 4,229.54
  4. Step 4: Simplify right side
    12,022.55x = 76,266,953.97
  5. Step 5: Solve for x
    x = 76,266,953.97/12,022.55
  6. Step 6: Final answer
    x = 6,343.66

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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.