Home / 16,813.26-23,201.49-9,259.91

Finding the Fourth Proportional to 16,813.26, 23,201.49 and 9,259.91

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Solution

The fourth proportional to 16,813.26, 23,201.49 and 9,259.91 is: 12,778.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.26 : 23,201.49 = 9,259.91 : x
  2. Step 2: Convert to fraction form
    16,813.26/23,201.49 = 9,259.91/x
  3. Step 3: Cross multiply
    16,813.26x = 23,201.49 × 9,259.91
  4. Step 4: Simplify right side
    16,813.26x = 214,843,662.90
  5. Step 5: Solve for x
    x = 214,843,662.90/16,813.26
  6. Step 6: Final answer
    x = 12,778.23

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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.