Home / 16,662.30-25,005.60-11,113.80

Finding the Fourth Proportional to 16,662.30, 25,005.60 and 11,113.80

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Solution

The fourth proportional to 16,662.30, 25,005.60 and 11,113.80 is: 16,678.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,662.30 : 25,005.60 = 11,113.80 : x
  2. Step 2: Convert to fraction form
    16,662.30/25,005.60 = 11,113.80/x
  3. Step 3: Cross multiply
    16,662.30x = 25,005.60 × 11,113.80
  4. Step 4: Simplify right side
    16,662.30x = 277,907,237.28
  5. Step 5: Solve for x
    x = 277,907,237.28/16,662.30
  6. Step 6: Final answer
    x = 16,678.80

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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.