Home / 57,379.22-86,049.48-21,832.10

Finding the Fourth Proportional to 57,379.22, 86,049.48 and 21,832.10

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Solution

The fourth proportional to 57,379.22, 86,049.48 and 21,832.10 is: 32,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,379.22 : 86,049.48 = 21,832.10 : x
  2. Step 2: Convert to fraction form
    57,379.22/86,049.48 = 21,832.10/x
  3. Step 3: Cross multiply
    57,379.22x = 86,049.48 × 21,832.10
  4. Step 4: Simplify right side
    57,379.22x = 1,878,640,852.31
  5. Step 5: Solve for x
    x = 1,878,640,852.31/57,379.22
  6. Step 6: Final answer
    x = 32,740.79

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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.