Home / 22,350.25-30,843.23-12,141.20

Finding the Fourth Proportional to 22,350.25, 30,843.23 and 12,141.20

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Solution

The fourth proportional to 22,350.25, 30,843.23 and 12,141.20 is: 16,754.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.25 : 30,843.23 = 12,141.20 : x
  2. Step 2: Convert to fraction form
    22,350.25/30,843.23 = 12,141.20/x
  3. Step 3: Cross multiply
    22,350.25x = 30,843.23 × 12,141.20
  4. Step 4: Simplify right side
    22,350.25x = 374,473,840.48
  5. Step 5: Solve for x
    x = 374,473,840.48/22,350.25
  6. Step 6: Final answer
    x = 16,754.80

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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.