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Finding the Fourth Proportional to 22,157.94, 33,213.57 and 7,362.88

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Solution

The fourth proportional to 22,157.94, 33,213.57 and 7,362.88 is: 11,036.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,157.94 : 33,213.57 = 7,362.88 : x
  2. Step 2: Convert to fraction form
    22,157.94/33,213.57 = 7,362.88/x
  3. Step 3: Cross multiply
    22,157.94x = 33,213.57 × 7,362.88
  4. Step 4: Simplify right side
    22,157.94x = 244,547,530.28
  5. Step 5: Solve for x
    x = 244,547,530.28/22,157.94
  6. Step 6: Final answer
    x = 11,036.56

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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.