Home / 21,832.37-32,751.32-7,040.96

Finding the Fourth Proportional to 21,832.37, 32,751.32 and 7,040.96

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Solution

The fourth proportional to 21,832.37, 32,751.32 and 7,040.96 is: 10,562.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,832.37 : 32,751.32 = 7,040.96 : x
  2. Step 2: Convert to fraction form
    21,832.37/32,751.32 = 7,040.96/x
  3. Step 3: Cross multiply
    21,832.37x = 32,751.32 × 7,040.96
  4. Step 4: Simplify right side
    21,832.37x = 230,600,734.07
  5. Step 5: Solve for x
    x = 230,600,734.07/21,832.37
  6. Step 6: Final answer
    x = 10,562.33

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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.