Home / 57,705.13-86,505.45-22,635.37

Finding the Fourth Proportional to 57,705.13, 86,505.45 and 22,635.37

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Solution

The fourth proportional to 57,705.13, 86,505.45 and 22,635.37 is: 33,932.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,705.13 : 86,505.45 = 22,635.37 : x
  2. Step 2: Convert to fraction form
    57,705.13/86,505.45 = 22,635.37/x
  3. Step 3: Cross multiply
    57,705.13x = 86,505.45 × 22,635.37
  4. Step 4: Simplify right side
    57,705.13x = 1,958,083,018.34
  5. Step 5: Solve for x
    x = 1,958,083,018.34/57,705.13
  6. Step 6: Final answer
    x = 33,932.56

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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.