Home / 22,356.87-33,524.49-12,999.60

Finding the Fourth Proportional to 22,356.87, 33,524.49 and 12,999.60

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Solution

The fourth proportional to 22,356.87, 33,524.49 and 12,999.60 is: 19,493.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,356.87 : 33,524.49 = 12,999.60 : x
  2. Step 2: Convert to fraction form
    22,356.87/33,524.49 = 12,999.60/x
  3. Step 3: Cross multiply
    22,356.87x = 33,524.49 × 12,999.60
  4. Step 4: Simplify right side
    22,356.87x = 435,804,960.20
  5. Step 5: Solve for x
    x = 435,804,960.20/22,356.87
  6. Step 6: Final answer
    x = 19,493.11

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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.