Home / 37,305.31-51,482.64-21,171.73

Finding the Fourth Proportional to 37,305.31, 51,482.64 and 21,171.73

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Solution

The fourth proportional to 37,305.31, 51,482.64 and 21,171.73 is: 29,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,305.31 : 51,482.64 = 21,171.73 : x
  2. Step 2: Convert to fraction form
    37,305.31/51,482.64 = 21,171.73/x
  3. Step 3: Cross multiply
    37,305.31x = 51,482.64 × 21,171.73
  4. Step 4: Simplify right side
    37,305.31x = 1,089,976,553.77
  5. Step 5: Solve for x
    x = 1,089,976,553.77/37,305.31
  6. Step 6: Final answer
    x = 29,217.73

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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.