Home / 16,240.97-22,412.36-9,167.69

Finding the Fourth Proportional to 16,240.97, 22,412.36 and 9,167.69

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Solution

The fourth proportional to 16,240.97, 22,412.36 and 9,167.69 is: 12,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.97 : 22,412.36 = 9,167.69 : x
  2. Step 2: Convert to fraction form
    16,240.97/22,412.36 = 9,167.69/x
  3. Step 3: Cross multiply
    16,240.97x = 22,412.36 × 9,167.69
  4. Step 4: Simplify right side
    16,240.97x = 205,469,410.75
  5. Step 5: Solve for x
    x = 205,469,410.75/16,240.97
  6. Step 6: Final answer
    x = 12,651.31

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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.