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Finding the Fourth Proportional to 22,284.36, 33,428.22 and 7,493.32

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Solution

The fourth proportional to 22,284.36, 33,428.22 and 7,493.32 is: 11,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,284.36 : 33,428.22 = 7,493.32 : x
  2. Step 2: Convert to fraction form
    22,284.36/33,428.22 = 7,493.32/x
  3. Step 3: Cross multiply
    22,284.36x = 33,428.22 × 7,493.32
  4. Step 4: Simplify right side
    22,284.36x = 250,488,349.49
  5. Step 5: Solve for x
    x = 250,488,349.49/22,284.36
  6. Step 6: Final answer
    x = 11,240.54

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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.