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Finding the Fourth Proportional to 22,172.99, 33,262.92 and 9,026.28

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Solution

The fourth proportional to 22,172.99, 33,262.92 and 9,026.28 is: 13,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.99 : 33,262.92 = 9,026.28 : x
  2. Step 2: Convert to fraction form
    22,172.99/33,262.92 = 9,026.28/x
  3. Step 3: Cross multiply
    22,172.99x = 33,262.92 × 9,026.28
  4. Step 4: Simplify right side
    22,172.99x = 300,240,429.54
  5. Step 5: Solve for x
    x = 300,240,429.54/22,172.99
  6. Step 6: Final answer
    x = 13,540.82

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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.