Home / 22,144.46-30,559.54-12,072.98

Finding the Fourth Proportional to 22,144.46, 30,559.54 and 12,072.98

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Solution

The fourth proportional to 22,144.46, 30,559.54 and 12,072.98 is: 16,660.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.46 : 30,559.54 = 12,072.98 : x
  2. Step 2: Convert to fraction form
    22,144.46/30,559.54 = 12,072.98/x
  3. Step 3: Cross multiply
    22,144.46x = 30,559.54 × 12,072.98
  4. Step 4: Simplify right side
    22,144.46x = 368,944,611.11
  5. Step 5: Solve for x
    x = 368,944,611.11/22,144.46
  6. Step 6: Final answer
    x = 16,660.81

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Double scale
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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.