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Finding the Fourth Proportional to 22,394.88, 33,578.52 and 7,602.64

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Solution

The fourth proportional to 22,394.88, 33,578.52 and 7,602.64 is: 11,399.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,394.88 : 33,578.52 = 7,602.64 : x
  2. Step 2: Convert to fraction form
    22,394.88/33,578.52 = 7,602.64/x
  3. Step 3: Cross multiply
    22,394.88x = 33,578.52 × 7,602.64
  4. Step 4: Simplify right side
    22,394.88x = 255,285,399.29
  5. Step 5: Solve for x
    x = 255,285,399.29/22,394.88
  6. Step 6: Final answer
    x = 11,399.28

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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.