Home / 22,174.48-33,261.72-12,934

Finding the Fourth Proportional to 22,174.48, 33,261.72 and 12,934

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Solution

The fourth proportional to 22,174.48, 33,261.72 and 12,934 is: 19,401

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,174.48 : 33,261.72 = 12,934 : x
  2. Step 2: Convert to fraction form
    22,174.48/33,261.72 = 12,934/x
  3. Step 3: Cross multiply
    22,174.48x = 33,261.72 × 12,934
  4. Step 4: Simplify right side
    22,174.48x = 430,207,086.48
  5. Step 5: Solve for x
    x = 430,207,086.48/22,174.48
  6. Step 6: Final answer
    x = 19,401

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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.