Home / 24,190.80-36,286.20-20,043.60

Finding the Fourth Proportional to 24,190.80, 36,286.20 and 20,043.60

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Solution

The fourth proportional to 24,190.80, 36,286.20 and 20,043.60 is: 30,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,190.80 : 36,286.20 = 20,043.60 : x
  2. Step 2: Convert to fraction form
    24,190.80/36,286.20 = 20,043.60/x
  3. Step 3: Cross multiply
    24,190.80x = 36,286.20 × 20,043.60
  4. Step 4: Simplify right side
    24,190.80x = 727,306,078.32
  5. Step 5: Solve for x
    x = 727,306,078.32/24,190.80
  6. Step 6: Final answer
    x = 30,065.40

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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.