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Finding the Fourth Proportional to 29,938.14, 44,906.94 and 7,448.85

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Solution

The fourth proportional to 29,938.14, 44,906.94 and 7,448.85 is: 11,173.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,938.14 : 44,906.94 = 7,448.85 : x
  2. Step 2: Convert to fraction form
    29,938.14/44,906.94 = 7,448.85/x
  3. Step 3: Cross multiply
    29,938.14x = 44,906.94 × 7,448.85
  4. Step 4: Simplify right side
    29,938.14x = 334,505,060.02
  5. Step 5: Solve for x
    x = 334,505,060.02/29,938.14
  6. Step 6: Final answer
    x = 11,173.21

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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.