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Finding the Fourth Proportional to 29,221.45, 43,837.67 and 9,505.64

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Solution

The fourth proportional to 29,221.45, 43,837.67 and 9,505.64 is: 14,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,221.45 : 43,837.67 = 9,505.64 : x
  2. Step 2: Convert to fraction form
    29,221.45/43,837.67 = 9,505.64/x
  3. Step 3: Cross multiply
    29,221.45x = 43,837.67 × 9,505.64
  4. Step 4: Simplify right side
    29,221.45x = 416,705,242.82
  5. Step 5: Solve for x
    x = 416,705,242.82/29,221.45
  6. Step 6: Final answer
    x = 14,260.25

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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.