Home / 23,318.82-32,179.77-12,708.45

Finding the Fourth Proportional to 23,318.82, 32,179.77 and 12,708.45

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Solution

The fourth proportional to 23,318.82, 32,179.77 and 12,708.45 is: 17,537.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318.82 : 32,179.77 = 12,708.45 : x
  2. Step 2: Convert to fraction form
    23,318.82/32,179.77 = 12,708.45/x
  3. Step 3: Cross multiply
    23,318.82x = 32,179.77 × 12,708.45
  4. Step 4: Simplify right side
    23,318.82x = 408,954,998.06
  5. Step 5: Solve for x
    x = 408,954,998.06/23,318.82
  6. Step 6: Final answer
    x = 17,537.55

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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.