Home / 23,245.31-32,078.73-12,634.96

Finding the Fourth Proportional to 23,245.31, 32,078.73 and 12,634.96

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Solution

The fourth proportional to 23,245.31, 32,078.73 and 12,634.96 is: 17,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,245.31 : 32,078.73 = 12,634.96 : x
  2. Step 2: Convert to fraction form
    23,245.31/32,078.73 = 12,634.96/x
  3. Step 3: Cross multiply
    23,245.31x = 32,078.73 × 12,634.96
  4. Step 4: Simplify right side
    23,245.31x = 405,313,470.40
  5. Step 5: Solve for x
    x = 405,313,470.40/23,245.31
  6. Step 6: Final answer
    x = 17,436.35

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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.