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Finding the Fourth Proportional to 22,506.56, 33,736.80 and 11,392.64

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Solution

The fourth proportional to 22,506.56, 33,736.80 and 11,392.64 is: 17,077.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,506.56 : 33,736.80 = 11,392.64 : x
  2. Step 2: Convert to fraction form
    22,506.56/33,736.80 = 11,392.64/x
  3. Step 3: Cross multiply
    22,506.56x = 33,736.80 × 11,392.64
  4. Step 4: Simplify right side
    22,506.56x = 384,351,217.15
  5. Step 5: Solve for x
    x = 384,351,217.15/22,506.56
  6. Step 6: Final answer
    x = 17,077.30

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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.