Home / 32,215.88-44,435.44-31,132.12

Finding the Fourth Proportional to 32,215.88, 44,435.44 and 31,132.12

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Solution

The fourth proportional to 32,215.88, 44,435.44 and 31,132.12 is: 42,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,215.88 : 44,435.44 = 31,132.12 : x
  2. Step 2: Convert to fraction form
    32,215.88/44,435.44 = 31,132.12/x
  3. Step 3: Cross multiply
    32,215.88x = 44,435.44 × 31,132.12
  4. Step 4: Simplify right side
    32,215.88x = 1,383,369,450.33
  5. Step 5: Solve for x
    x = 1,383,369,450.33/32,215.88
  6. Step 6: Final answer
    x = 42,940.61

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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.