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Finding the Fourth Proportional to 22,451.31, 33,676.81 and 6,656.41

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Solution

The fourth proportional to 22,451.31, 33,676.81 and 6,656.41 is: 9,984.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,451.31 : 33,676.81 = 6,656.41 : x
  2. Step 2: Convert to fraction form
    22,451.31/33,676.81 = 6,656.41/x
  3. Step 3: Cross multiply
    22,451.31x = 33,676.81 × 6,656.41
  4. Step 4: Simplify right side
    22,451.31x = 224,166,554.02
  5. Step 5: Solve for x
    x = 224,166,554.02/22,451.31
  6. Step 6: Final answer
    x = 9,984.56

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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.