Home / 18,793.42-28,177.88-6,141.62

Finding the Fourth Proportional to 18,793.42, 28,177.88 and 6,141.62

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Solution

The fourth proportional to 18,793.42, 28,177.88 and 6,141.62 is: 9,208.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,793.42 : 28,177.88 = 6,141.62 : x
  2. Step 2: Convert to fraction form
    18,793.42/28,177.88 = 6,141.62/x
  3. Step 3: Cross multiply
    18,793.42x = 28,177.88 × 6,141.62
  4. Step 4: Simplify right side
    18,793.42x = 173,057,871.10
  5. Step 5: Solve for x
    x = 173,057,871.10/18,793.42
  6. Step 6: Final answer
    x = 9,208.43

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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.