Home / 22,121.37-33,162.98-10,426.41

Finding the Fourth Proportional to 22,121.37, 33,162.98 and 10,426.41

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Solution

The fourth proportional to 22,121.37, 33,162.98 and 10,426.41 is: 15,630.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.37 : 33,162.98 = 10,426.41 : x
  2. Step 2: Convert to fraction form
    22,121.37/33,162.98 = 10,426.41/x
  3. Step 3: Cross multiply
    22,121.37x = 33,162.98 × 10,426.41
  4. Step 4: Simplify right side
    22,121.37x = 345,770,774.17
  5. Step 5: Solve for x
    x = 345,770,774.17/22,121.37
  6. Step 6: Final answer
    x = 15,630.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.