Home / 37,278.26-51,443.97-21,361.94

Finding the Fourth Proportional to 37,278.26, 51,443.97 and 21,361.94

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Solution

The fourth proportional to 37,278.26, 51,443.97 and 21,361.94 is: 29,479.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,278.26 : 51,443.97 = 21,361.94 : x
  2. Step 2: Convert to fraction form
    37,278.26/51,443.97 = 21,361.94/x
  3. Step 3: Cross multiply
    37,278.26x = 51,443.97 × 21,361.94
  4. Step 4: Simplify right side
    37,278.26x = 1,098,943,000.50
  5. Step 5: Solve for x
    x = 1,098,943,000.50/37,278.26
  6. Step 6: Final answer
    x = 29,479.46

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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.