Home / 22,708.68-31,335.18-12,634.44

Finding the Fourth Proportional to 22,708.68, 31,335.18 and 12,634.44

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Solution

The fourth proportional to 22,708.68, 31,335.18 and 12,634.44 is: 17,433.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,708.68 : 31,335.18 = 12,634.44 : x
  2. Step 2: Convert to fraction form
    22,708.68/31,335.18 = 12,634.44/x
  3. Step 3: Cross multiply
    22,708.68x = 31,335.18 × 12,634.44
  4. Step 4: Simplify right side
    22,708.68x = 395,902,451.60
  5. Step 5: Solve for x
    x = 395,902,451.60/22,708.68
  6. Step 6: Final answer
    x = 17,433.97

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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.