Home / 16,963.10-25,440.54-7,109.75

Finding the Fourth Proportional to 16,963.10, 25,440.54 and 7,109.75

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Solution

The fourth proportional to 16,963.10, 25,440.54 and 7,109.75 is: 10,662.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.10 : 25,440.54 = 7,109.75 : x
  2. Step 2: Convert to fraction form
    16,963.10/25,440.54 = 7,109.75/x
  3. Step 3: Cross multiply
    16,963.10x = 25,440.54 × 7,109.75
  4. Step 4: Simplify right side
    16,963.10x = 180,875,879.27
  5. Step 5: Solve for x
    x = 180,875,879.27/16,963.10
  6. Step 6: Final answer
    x = 10,662.90

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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.