Home / 18,850.62-28,256.25-6,366.34

Finding the Fourth Proportional to 18,850.62, 28,256.25 and 6,366.34

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Solution

The fourth proportional to 18,850.62, 28,256.25 and 6,366.34 is: 9,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850.62 : 28,256.25 = 6,366.34 : x
  2. Step 2: Convert to fraction form
    18,850.62/28,256.25 = 6,366.34/x
  3. Step 3: Cross multiply
    18,850.62x = 28,256.25 × 6,366.34
  4. Step 4: Simplify right side
    18,850.62x = 179,888,894.63
  5. Step 5: Solve for x
    x = 179,888,894.63/18,850.62
  6. Step 6: Final answer
    x = 9,542.86

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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.