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Finding the Fourth Proportional to 29,221.94, 43,843.32 and 9,500.55

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Solution

The fourth proportional to 29,221.94, 43,843.32 and 9,500.55 is: 14,254.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,221.94 : 43,843.32 = 9,500.55 : x
  2. Step 2: Convert to fraction form
    29,221.94/43,843.32 = 9,500.55/x
  3. Step 3: Cross multiply
    29,221.94x = 43,843.32 × 9,500.55
  4. Step 4: Simplify right side
    29,221.94x = 416,535,653.83
  5. Step 5: Solve for x
    x = 416,535,653.83/29,221.94
  6. Step 6: Final answer
    x = 14,254.21

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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.