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Finding the Fourth Proportional to 29,943.73, 44,915.73 and 7,755.54

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Solution

The fourth proportional to 29,943.73, 44,915.73 and 7,755.54 is: 11,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,943.73 : 44,915.73 = 7,755.54 : x
  2. Step 2: Convert to fraction form
    29,943.73/44,915.73 = 7,755.54/x
  3. Step 3: Cross multiply
    29,943.73x = 44,915.73 × 7,755.54
  4. Step 4: Simplify right side
    29,943.73x = 348,345,740.64
  5. Step 5: Solve for x
    x = 348,345,740.64/29,943.73
  6. Step 6: Final answer
    x = 11,633.34

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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.