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Finding the Fourth Proportional to 17,999.28, 27,006.71 and 9,669.56

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Solution

The fourth proportional to 17,999.28, 27,006.71 and 9,669.56 is: 14,508.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.28 : 27,006.71 = 9,669.56 : x
  2. Step 2: Convert to fraction form
    17,999.28/27,006.71 = 9,669.56/x
  3. Step 3: Cross multiply
    17,999.28x = 27,006.71 × 9,669.56
  4. Step 4: Simplify right side
    17,999.28x = 261,142,819.37
  5. Step 5: Solve for x
    x = 261,142,819.37/17,999.28
  6. Step 6: Final answer
    x = 14,508.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.