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Finding the Fourth Proportional to 22,512.03, 33,738.81 and 9,169.46

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Solution

The fourth proportional to 22,512.03, 33,738.81 and 9,169.46 is: 13,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,512.03 : 33,738.81 = 9,169.46 : x
  2. Step 2: Convert to fraction form
    22,512.03/33,738.81 = 9,169.46/x
  3. Step 3: Cross multiply
    22,512.03x = 33,738.81 × 9,169.46
  4. Step 4: Simplify right side
    22,512.03x = 309,366,668.74
  5. Step 5: Solve for x
    x = 309,366,668.74/22,512.03
  6. Step 6: Final answer
    x = 13,742.28

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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.