Home / 16,009.58-22,091.19-8,936.30

Finding the Fourth Proportional to 16,009.58, 22,091.19 and 8,936.30

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Solution

The fourth proportional to 16,009.58, 22,091.19 and 8,936.30 is: 12,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,009.58 : 22,091.19 = 8,936.30 : x
  2. Step 2: Convert to fraction form
    16,009.58/22,091.19 = 8,936.30/x
  3. Step 3: Cross multiply
    16,009.58x = 22,091.19 × 8,936.30
  4. Step 4: Simplify right side
    16,009.58x = 197,413,522.91
  5. Step 5: Solve for x
    x = 197,413,522.91/16,009.58
  6. Step 6: Final answer
    x = 12,330.96

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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.