Home / 16,789.50-23,169.64-9,236.32

Finding the Fourth Proportional to 16,789.50, 23,169.64 and 9,236.32

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Solution

The fourth proportional to 16,789.50, 23,169.64 and 9,236.32 is: 12,746.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789.50 : 23,169.64 = 9,236.32 : x
  2. Step 2: Convert to fraction form
    16,789.50/23,169.64 = 9,236.32/x
  3. Step 3: Cross multiply
    16,789.50x = 23,169.64 × 9,236.32
  4. Step 4: Simplify right side
    16,789.50x = 214,002,209.32
  5. Step 5: Solve for x
    x = 214,002,209.32/16,789.50
  6. Step 6: Final answer
    x = 12,746.19

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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.