Home / 57,660.58-86,427.68-22,561.66

Finding the Fourth Proportional to 57,660.58, 86,427.68 and 22,561.66

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Solution

The fourth proportional to 57,660.58, 86,427.68 and 22,561.66 is: 33,817.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,660.58 : 86,427.68 = 22,561.66 : x
  2. Step 2: Convert to fraction form
    57,660.58/86,427.68 = 22,561.66/x
  3. Step 3: Cross multiply
    57,660.58x = 86,427.68 × 22,561.66
  4. Step 4: Simplify right side
    57,660.58x = 1,949,951,930.75
  5. Step 5: Solve for x
    x = 1,949,951,930.75/57,660.58
  6. Step 6: Final answer
    x = 33,817.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.