Home / 22,052.25-30,383.51-21,469.05

Finding the Fourth Proportional to 22,052.25, 30,383.51 and 21,469.05

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Solution

The fourth proportional to 22,052.25, 30,383.51 and 21,469.05 is: 29,579.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,052.25 : 30,383.51 = 21,469.05 : x
  2. Step 2: Convert to fraction form
    22,052.25/30,383.51 = 21,469.05/x
  3. Step 3: Cross multiply
    22,052.25x = 30,383.51 × 21,469.05
  4. Step 4: Simplify right side
    22,052.25x = 652,304,988.02
  5. Step 5: Solve for x
    x = 652,304,988.02/22,052.25
  6. Step 6: Final answer
    x = 29,579.97

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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.