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Finding the Fourth Proportional to 22,163.60, 29,454.26 and 22,163.60

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Solution

The fourth proportional to 22,163.60, 29,454.26 and 22,163.60 is: 29,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,163.60 : 29,454.26 = 22,163.60 : x
  2. Step 2: Convert to fraction form
    22,163.60/29,454.26 = 22,163.60/x
  3. Step 3: Cross multiply
    22,163.60x = 29,454.26 × 22,163.60
  4. Step 4: Simplify right side
    22,163.60x = 652,812,436.94
  5. Step 5: Solve for x
    x = 652,812,436.94/22,163.60
  6. Step 6: Final answer
    x = 29,454.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.