Home / 16,893.36-25,356.44-12,243.25

Finding the Fourth Proportional to 16,893.36, 25,356.44 and 12,243.25

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Solution

The fourth proportional to 16,893.36, 25,356.44 and 12,243.25 is: 18,376.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,893.36 : 25,356.44 = 12,243.25 : x
  2. Step 2: Convert to fraction form
    16,893.36/25,356.44 = 12,243.25/x
  3. Step 3: Cross multiply
    16,893.36x = 25,356.44 × 12,243.25
  4. Step 4: Simplify right side
    16,893.36x = 310,445,296.33
  5. Step 5: Solve for x
    x = 310,445,296.33/16,893.36
  6. Step 6: Final answer
    x = 18,376.76

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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.