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Finding the Fourth Proportional to 16,383.36, 22,608 and 10,801.92

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Solution

The fourth proportional to 16,383.36, 22,608 and 10,801.92 is: 14,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,383.36 : 22,608 = 10,801.92 : x
  2. Step 2: Convert to fraction form
    16,383.36/22,608 = 10,801.92/x
  3. Step 3: Cross multiply
    16,383.36x = 22,608 × 10,801.92
  4. Step 4: Simplify right side
    16,383.36x = 244,209,807.36
  5. Step 5: Solve for x
    x = 244,209,807.36/16,383.36
  6. Step 6: Final answer
    x = 14,905.97

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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.