Home / 22,427.06-33,608.87-12,436.21

Finding the Fourth Proportional to 22,427.06, 33,608.87 and 12,436.21

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Solution

The fourth proportional to 22,427.06, 33,608.87 and 12,436.21 is: 18,636.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,427.06 : 33,608.87 = 12,436.21 : x
  2. Step 2: Convert to fraction form
    22,427.06/33,608.87 = 12,436.21/x
  3. Step 3: Cross multiply
    22,427.06x = 33,608.87 × 12,436.21
  4. Step 4: Simplify right side
    22,427.06x = 417,966,991.65
  5. Step 5: Solve for x
    x = 417,966,991.65/22,427.06
  6. Step 6: Final answer
    x = 18,636.73

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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.