Home / 15,518.50-23,269.09-9,195.96

Finding the Fourth Proportional to 15,518.50, 23,269.09 and 9,195.96

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Solution

The fourth proportional to 15,518.50, 23,269.09 and 9,195.96 is: 13,788.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.50 : 23,269.09 = 9,195.96 : x
  2. Step 2: Convert to fraction form
    15,518.50/23,269.09 = 9,195.96/x
  3. Step 3: Cross multiply
    15,518.50x = 23,269.09 × 9,195.96
  4. Step 4: Simplify right side
    15,518.50x = 213,981,620.88
  5. Step 5: Solve for x
    x = 213,981,620.88/15,518.50
  6. Step 6: Final answer
    x = 13,788.81

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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.