Home / 16,813.86-23,202.54-9,260.10

Finding the Fourth Proportional to 16,813.86, 23,202.54 and 9,260.10

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Solution

The fourth proportional to 16,813.86, 23,202.54 and 9,260.10 is: 12,778.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.86 : 23,202.54 = 9,260.10 : x
  2. Step 2: Convert to fraction form
    16,813.86/23,202.54 = 9,260.10/x
  3. Step 3: Cross multiply
    16,813.86x = 23,202.54 × 9,260.10
  4. Step 4: Simplify right side
    16,813.86x = 214,857,840.65
  5. Step 5: Solve for x
    x = 214,857,840.65/16,813.86
  6. Step 6: Final answer
    x = 12,778.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.