Home / 22,579.43-33,770.72-13,197.20

Finding the Fourth Proportional to 22,579.43, 33,770.72 and 13,197.20

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Solution

The fourth proportional to 22,579.43, 33,770.72 and 13,197.20 is: 19,738.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,579.43 : 33,770.72 = 13,197.20 : x
  2. Step 2: Convert to fraction form
    22,579.43/33,770.72 = 13,197.20/x
  3. Step 3: Cross multiply
    22,579.43x = 33,770.72 × 13,197.20
  4. Step 4: Simplify right side
    22,579.43x = 445,678,810.12
  5. Step 5: Solve for x
    x = 445,678,810.12/22,579.43
  6. Step 6: Final answer
    x = 19,738.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.