Home / 23,771.20-32,731.06-21,114

Finding the Fourth Proportional to 23,771.20, 32,731.06 and 21,114

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Solution

The fourth proportional to 23,771.20, 32,731.06 and 21,114 is: 29,072.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,771.20 : 32,731.06 = 21,114 : x
  2. Step 2: Convert to fraction form
    23,771.20/32,731.06 = 21,114/x
  3. Step 3: Cross multiply
    23,771.20x = 32,731.06 × 21,114
  4. Step 4: Simplify right side
    23,771.20x = 691,083,600.84
  5. Step 5: Solve for x
    x = 691,083,600.84/23,771.20
  6. Step 6: Final answer
    x = 29,072.31

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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.