Home / 37,755.45-52,098.46-21,836.79

Finding the Fourth Proportional to 37,755.45, 52,098.46 and 21,836.79

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Solution

The fourth proportional to 37,755.45, 52,098.46 and 21,836.79 is: 30,132.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,755.45 : 52,098.46 = 21,836.79 : x
  2. Step 2: Convert to fraction form
    37,755.45/52,098.46 = 21,836.79/x
  3. Step 3: Cross multiply
    37,755.45x = 52,098.46 × 21,836.79
  4. Step 4: Simplify right side
    37,755.45x = 1,137,663,075.75
  5. Step 5: Solve for x
    x = 1,137,663,075.75/37,755.45
  6. Step 6: Final answer
    x = 30,132.42

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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.