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Finding the Fourth Proportional to 29,249.62, 43,858.22 and 13,658.74

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Solution

The fourth proportional to 29,249.62, 43,858.22 and 13,658.74 is: 20,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,249.62 : 43,858.22 = 13,658.74 : x
  2. Step 2: Convert to fraction form
    29,249.62/43,858.22 = 13,658.74/x
  3. Step 3: Cross multiply
    29,249.62x = 43,858.22 × 13,658.74
  4. Step 4: Simplify right side
    29,249.62x = 599,048,023.84
  5. Step 5: Solve for x
    x = 599,048,023.84/29,249.62
  6. Step 6: Final answer
    x = 20,480.54

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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.