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Finding the Fourth Proportional to 29,671.44, 44,493.12 and 10,945.32

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Solution

The fourth proportional to 29,671.44, 44,493.12 and 10,945.32 is: 16,412.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,671.44 : 44,493.12 = 10,945.32 : x
  2. Step 2: Convert to fraction form
    29,671.44/44,493.12 = 10,945.32/x
  3. Step 3: Cross multiply
    29,671.44x = 44,493.12 × 10,945.32
  4. Step 4: Simplify right side
    29,671.44x = 486,991,436.20
  5. Step 5: Solve for x
    x = 486,991,436.20/29,671.44
  6. Step 6: Final answer
    x = 16,412.80

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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.