Home / 23,664.54-32,676.72-21,142.20

Finding the Fourth Proportional to 23,664.54, 32,676.72 and 21,142.20

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Solution

The fourth proportional to 23,664.54, 32,676.72 and 21,142.20 is: 29,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,664.54 : 32,676.72 = 21,142.20 : x
  2. Step 2: Convert to fraction form
    23,664.54/32,676.72 = 21,142.20/x
  3. Step 3: Cross multiply
    23,664.54x = 32,676.72 × 21,142.20
  4. Step 4: Simplify right side
    23,664.54x = 690,857,749.58
  5. Step 5: Solve for x
    x = 690,857,749.58/23,664.54
  6. Step 6: Final answer
    x = 29,193.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.