Home / 22,063.06-30,447.25-11,991.50

Finding the Fourth Proportional to 22,063.06, 30,447.25 and 11,991.50

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Solution

The fourth proportional to 22,063.06, 30,447.25 and 11,991.50 is: 16,548.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,063.06 : 30,447.25 = 11,991.50 : x
  2. Step 2: Convert to fraction form
    22,063.06/30,447.25 = 11,991.50/x
  3. Step 3: Cross multiply
    22,063.06x = 30,447.25 × 11,991.50
  4. Step 4: Simplify right side
    22,063.06x = 365,108,198.38
  5. Step 5: Solve for x
    x = 365,108,198.38/22,063.06
  6. Step 6: Final answer
    x = 16,548.39

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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.