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Finding the Fourth Proportional to 22,106.96, 33,160.44 and 18,203.17

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Solution

The fourth proportional to 22,106.96, 33,160.44 and 18,203.17 is: 27,304.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,106.96 : 33,160.44 = 18,203.17 : x
  2. Step 2: Convert to fraction form
    22,106.96/33,160.44 = 18,203.17/x
  3. Step 3: Cross multiply
    22,106.96x = 33,160.44 × 18,203.17
  4. Step 4: Simplify right side
    22,106.96x = 603,625,126.59
  5. Step 5: Solve for x
    x = 603,625,126.59/22,106.96
  6. Step 6: Final answer
    x = 27,304.76

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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.