Home / 22,350.12-30,843.05-12,141.07

Finding the Fourth Proportional to 22,350.12, 30,843.05 and 12,141.07

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Solution

The fourth proportional to 22,350.12, 30,843.05 and 12,141.07 is: 16,754.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.12 : 30,843.05 = 12,141.07 : x
  2. Step 2: Convert to fraction form
    22,350.12/30,843.05 = 12,141.07/x
  3. Step 3: Cross multiply
    22,350.12x = 30,843.05 × 12,141.07
  4. Step 4: Simplify right side
    22,350.12x = 374,467,629.06
  5. Step 5: Solve for x
    x = 374,467,629.06/22,350.12
  6. Step 6: Final answer
    x = 16,754.61

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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.