Home / 22,266.39-33,356.53-12,375.69

Finding the Fourth Proportional to 22,266.39, 33,356.53 and 12,375.69

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Solution

The fourth proportional to 22,266.39, 33,356.53 and 12,375.69 is: 18,539.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.39 : 33,356.53 = 12,375.69 : x
  2. Step 2: Convert to fraction form
    22,266.39/33,356.53 = 12,375.69/x
  3. Step 3: Cross multiply
    22,266.39x = 33,356.53 × 12,375.69
  4. Step 4: Simplify right side
    22,266.39x = 412,809,999.94
  5. Step 5: Solve for x
    x = 412,809,999.94/22,266.39
  6. Step 6: Final answer
    x = 18,539.60

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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.