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Finding the Fourth Proportional to 22,355.31, 33,512.12 and 7,553.88

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Solution

The fourth proportional to 22,355.31, 33,512.12 and 7,553.88 is: 11,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,355.31 : 33,512.12 = 7,553.88 : x
  2. Step 2: Convert to fraction form
    22,355.31/33,512.12 = 7,553.88/x
  3. Step 3: Cross multiply
    22,355.31x = 33,512.12 × 7,553.88
  4. Step 4: Simplify right side
    22,355.31x = 253,146,495.26
  5. Step 5: Solve for x
    x = 253,146,495.26/22,355.31
  6. Step 6: Final answer
    x = 11,323.77

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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.