Home / 12,550.92-18,826.45-4,231.01

Finding the Fourth Proportional to 12,550.92, 18,826.45 and 4,231.01

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Solution

The fourth proportional to 12,550.92, 18,826.45 and 4,231.01 is: 6,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.92 : 18,826.45 = 4,231.01 : x
  2. Step 2: Convert to fraction form
    12,550.92/18,826.45 = 4,231.01/x
  3. Step 3: Cross multiply
    12,550.92x = 18,826.45 × 4,231.01
  4. Step 4: Simplify right side
    12,550.92x = 79,654,934.70
  5. Step 5: Solve for x
    x = 79,654,934.70/12,550.92
  6. Step 6: Final answer
    x = 6,346.54

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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.