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Finding the Fourth Proportional to 22,567.32, 33,853.32 and 7,774.44

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Solution

The fourth proportional to 22,567.32, 33,853.32 and 7,774.44 is: 11,662.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,567.32 : 33,853.32 = 7,774.44 : x
  2. Step 2: Convert to fraction form
    22,567.32/33,853.32 = 7,774.44/x
  3. Step 3: Cross multiply
    22,567.32x = 33,853.32 × 7,774.44
  4. Step 4: Simplify right side
    22,567.32x = 263,190,605.14
  5. Step 5: Solve for x
    x = 263,190,605.14/22,567.32
  6. Step 6: Final answer
    x = 11,662.47

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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.