Home / 44,711.25-66,964.82-21,354.09

Finding the Fourth Proportional to 44,711.25, 66,964.82 and 21,354.09

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Solution

The fourth proportional to 44,711.25, 66,964.82 and 21,354.09 is: 31,982.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,711.25 : 66,964.82 = 21,354.09 : x
  2. Step 2: Convert to fraction form
    44,711.25/66,964.82 = 21,354.09/x
  3. Step 3: Cross multiply
    44,711.25x = 66,964.82 × 21,354.09
  4. Step 4: Simplify right side
    44,711.25x = 1,429,972,686.34
  5. Step 5: Solve for x
    x = 1,429,972,686.34/44,711.25
  6. Step 6: Final answer
    x = 31,982.39

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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.