Home / 16,165.41-22,308.17-9,091.91

Finding the Fourth Proportional to 16,165.41, 22,308.17 and 9,091.91

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Solution

The fourth proportional to 16,165.41, 22,308.17 and 9,091.91 is: 12,546.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,165.41 : 22,308.17 = 9,091.91 : x
  2. Step 2: Convert to fraction form
    16,165.41/22,308.17 = 9,091.91/x
  3. Step 3: Cross multiply
    16,165.41x = 22,308.17 × 9,091.91
  4. Step 4: Simplify right side
    16,165.41x = 202,823,716.90
  5. Step 5: Solve for x
    x = 202,823,716.90/16,165.41
  6. Step 6: Final answer
    x = 12,546.77

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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.