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Finding the Fourth Proportional to 29,699.36, 44,578.20 and 22,321.88

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Solution

The fourth proportional to 29,699.36, 44,578.20 and 22,321.88 is: 33,504.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,699.36 : 44,578.20 = 22,321.88 : x
  2. Step 2: Convert to fraction form
    29,699.36/44,578.20 = 22,321.88/x
  3. Step 3: Cross multiply
    29,699.36x = 44,578.20 × 22,321.88
  4. Step 4: Simplify right side
    29,699.36x = 995,069,231.02
  5. Step 5: Solve for x
    x = 995,069,231.02/29,699.36
  6. Step 6: Final answer
    x = 33,504.74

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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.