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Finding the Fourth Proportional to 22,596.28, 33,887.93 and 8,742.04

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Solution

The fourth proportional to 22,596.28, 33,887.93 and 8,742.04 is: 13,110.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,596.28 : 33,887.93 = 8,742.04 : x
  2. Step 2: Convert to fraction form
    22,596.28/33,887.93 = 8,742.04/x
  3. Step 3: Cross multiply
    22,596.28x = 33,887.93 × 8,742.04
  4. Step 4: Simplify right side
    22,596.28x = 296,249,639.58
  5. Step 5: Solve for x
    x = 296,249,639.58/22,596.28
  6. Step 6: Final answer
    x = 13,110.55

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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.