Home / 29,046.48-43,574.26-12,406.60

Finding the Fourth Proportional to 29,046.48, 43,574.26 and 12,406.60

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Solution

The fourth proportional to 29,046.48, 43,574.26 and 12,406.60 is: 18,611.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,046.48 : 43,574.26 = 12,406.60 : x
  2. Step 2: Convert to fraction form
    29,046.48/43,574.26 = 12,406.60/x
  3. Step 3: Cross multiply
    29,046.48x = 43,574.26 × 12,406.60
  4. Step 4: Simplify right side
    29,046.48x = 540,608,414.12
  5. Step 5: Solve for x
    x = 540,608,414.12/29,046.48
  6. Step 6: Final answer
    x = 18,611.84

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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.