Home / 23,240.22-32,071.75-12,629.85

Finding the Fourth Proportional to 23,240.22, 32,071.75 and 12,629.85

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Solution

The fourth proportional to 23,240.22, 32,071.75 and 12,629.85 is: 17,429.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,240.22 : 32,071.75 = 12,629.85 : x
  2. Step 2: Convert to fraction form
    23,240.22/32,071.75 = 12,629.85/x
  3. Step 3: Cross multiply
    23,240.22x = 32,071.75 × 12,629.85
  4. Step 4: Simplify right side
    23,240.22x = 405,061,330.10
  5. Step 5: Solve for x
    x = 405,061,330.10/23,240.22
  6. Step 6: Final answer
    x = 17,429.33

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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.