Home / 37,679.49-51,998.04-21,763.58

Finding the Fourth Proportional to 37,679.49, 51,998.04 and 21,763.58

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Solution

The fourth proportional to 37,679.49, 51,998.04 and 21,763.58 is: 30,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,679.49 : 51,998.04 = 21,763.58 : x
  2. Step 2: Convert to fraction form
    37,679.49/51,998.04 = 21,763.58/x
  3. Step 3: Cross multiply
    37,679.49x = 51,998.04 × 21,763.58
  4. Step 4: Simplify right side
    37,679.49x = 1,131,663,243.39
  5. Step 5: Solve for x
    x = 1,131,663,243.39/37,679.49
  6. Step 6: Final answer
    x = 30,033.93

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1.5x scale

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.