Home / 12,650.08-18,965.37-4,752.42

Finding the Fourth Proportional to 12,650.08, 18,965.37 and 4,752.42

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Solution

The fourth proportional to 12,650.08, 18,965.37 and 4,752.42 is: 7,124.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,650.08 : 18,965.37 = 4,752.42 : x
  2. Step 2: Convert to fraction form
    12,650.08/18,965.37 = 4,752.42/x
  3. Step 3: Cross multiply
    12,650.08x = 18,965.37 × 4,752.42
  4. Step 4: Simplify right side
    12,650.08x = 90,131,403.70
  5. Step 5: Solve for x
    x = 90,131,403.70/12,650.08
  6. Step 6: Final answer
    x = 7,124.97

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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.