Home / 29,052.40-43,546.20-12,409.60

Finding the Fourth Proportional to 29,052.40, 43,546.20 and 12,409.60

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Solution

The fourth proportional to 29,052.40, 43,546.20 and 12,409.60 is: 18,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,052.40 : 43,546.20 = 12,409.60 : x
  2. Step 2: Convert to fraction form
    29,052.40/43,546.20 = 12,409.60/x
  3. Step 3: Cross multiply
    29,052.40x = 43,546.20 × 12,409.60
  4. Step 4: Simplify right side
    29,052.40x = 540,390,923.52
  5. Step 5: Solve for x
    x = 540,390,923.52/29,052.40
  6. Step 6: Final answer
    x = 18,600.56

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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.