Home / 23,198.22-32,013.54-13,126.43

Finding the Fourth Proportional to 23,198.22, 32,013.54 and 13,126.43

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Solution

The fourth proportional to 23,198.22, 32,013.54 and 13,126.43 is: 18,114.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,198.22 : 32,013.54 = 13,126.43 : x
  2. Step 2: Convert to fraction form
    23,198.22/32,013.54 = 13,126.43/x
  3. Step 3: Cross multiply
    23,198.22x = 32,013.54 × 13,126.43
  4. Step 4: Simplify right side
    23,198.22x = 420,223,571.90
  5. Step 5: Solve for x
    x = 420,223,571.90/23,198.22
  6. Step 6: Final answer
    x = 18,114.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.