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Finding the Fourth Proportional to 22,273.68, 30,738.03 and 12,201.93

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Solution

The fourth proportional to 22,273.68, 30,738.03 and 12,201.93 is: 16,838.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.68 : 30,738.03 = 12,201.93 : x
  2. Step 2: Convert to fraction form
    22,273.68/30,738.03 = 12,201.93/x
  3. Step 3: Cross multiply
    22,273.68x = 30,738.03 × 12,201.93
  4. Step 4: Simplify right side
    22,273.68x = 375,063,290.40
  5. Step 5: Solve for x
    x = 375,063,290.40/22,273.68
  6. Step 6: Final answer
    x = 16,838.86

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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.