Home / 37,272.06-51,436.62-21,361.50

Finding the Fourth Proportional to 37,272.06, 51,436.62 and 21,361.50

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Solution

The fourth proportional to 37,272.06, 51,436.62 and 21,361.50 is: 29,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,272.06 : 51,436.62 = 21,361.50 : x
  2. Step 2: Convert to fraction form
    37,272.06/51,436.62 = 21,361.50/x
  3. Step 3: Cross multiply
    37,272.06x = 51,436.62 × 21,361.50
  4. Step 4: Simplify right side
    37,272.06x = 1,098,763,358.13
  5. Step 5: Solve for x
    x = 1,098,763,358.13/37,272.06
  6. Step 6: Final answer
    x = 29,479.54

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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.