Home / 22,083.22-30,481.44-12,658.06

Finding the Fourth Proportional to 22,083.22, 30,481.44 and 12,658.06

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Solution

The fourth proportional to 22,083.22, 30,481.44 and 12,658.06 is: 17,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,083.22 : 30,481.44 = 12,658.06 : x
  2. Step 2: Convert to fraction form
    22,083.22/30,481.44 = 12,658.06/x
  3. Step 3: Cross multiply
    22,083.22x = 30,481.44 × 12,658.06
  4. Step 4: Simplify right side
    22,083.22x = 385,835,896.41
  5. Step 5: Solve for x
    x = 385,835,896.41/22,083.22
  6. Step 6: Final answer
    x = 17,471.90

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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.