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Finding the Fourth Proportional to 34,755.50, 51,878.90 and 29,856.62

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Solution

The fourth proportional to 34,755.50, 51,878.90 and 29,856.62 is: 44,566.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,755.50 : 51,878.90 = 29,856.62 : x
  2. Step 2: Convert to fraction form
    34,755.50/51,878.90 = 29,856.62/x
  3. Step 3: Cross multiply
    34,755.50x = 51,878.90 × 29,856.62
  4. Step 4: Simplify right side
    34,755.50x = 1,548,928,194.64
  5. Step 5: Solve for x
    x = 1,548,928,194.64/34,755.50
  6. Step 6: Final answer
    x = 44,566.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.