Home / 22,679.28-31,286.52-17,634.60

Finding the Fourth Proportional to 22,679.28, 31,286.52 and 17,634.60

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Solution

The fourth proportional to 22,679.28, 31,286.52 and 17,634.60 is: 24,327.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,679.28 : 31,286.52 = 17,634.60 : x
  2. Step 2: Convert to fraction form
    22,679.28/31,286.52 = 17,634.60/x
  3. Step 3: Cross multiply
    22,679.28x = 31,286.52 × 17,634.60
  4. Step 4: Simplify right side
    22,679.28x = 551,725,265.59
  5. Step 5: Solve for x
    x = 551,725,265.59/22,679.28
  6. Step 6: Final answer
    x = 24,327.28

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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.