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Finding the Fourth Proportional to 22,487.22, 33,720.04 and 10,631.12

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Solution

The fourth proportional to 22,487.22, 33,720.04 and 10,631.12 is: 15,941.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,487.22 : 33,720.04 = 10,631.12 : x
  2. Step 2: Convert to fraction form
    22,487.22/33,720.04 = 10,631.12/x
  3. Step 3: Cross multiply
    22,487.22x = 33,720.04 × 10,631.12
  4. Step 4: Simplify right side
    22,487.22x = 358,481,791.64
  5. Step 5: Solve for x
    x = 358,481,791.64/22,487.22
  6. Step 6: Final answer
    x = 15,941.58

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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.