Home / 23,373.20-35,078.43-12,286.39

Finding the Fourth Proportional to 23,373.20, 35,078.43 and 12,286.39

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Solution

The fourth proportional to 23,373.20, 35,078.43 and 12,286.39 is: 18,439.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,373.20 : 35,078.43 = 12,286.39 : x
  2. Step 2: Convert to fraction form
    23,373.20/35,078.43 = 12,286.39/x
  3. Step 3: Cross multiply
    23,373.20x = 35,078.43 × 12,286.39
  4. Step 4: Simplify right side
    23,373.20x = 430,987,271.57
  5. Step 5: Solve for x
    x = 430,987,271.57/23,373.20
  6. Step 6: Final answer
    x = 18,439.38

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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.