Home / 23,100.93-34,651.40-8,119.81

Finding the Fourth Proportional to 23,100.93, 34,651.40 and 8,119.81

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Solution

The fourth proportional to 23,100.93, 34,651.40 and 8,119.81 is: 12,179.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,100.93 : 34,651.40 = 8,119.81 : x
  2. Step 2: Convert to fraction form
    23,100.93/34,651.40 = 8,119.81/x
  3. Step 3: Cross multiply
    23,100.93x = 34,651.40 × 8,119.81
  4. Step 4: Simplify right side
    23,100.93x = 281,362,855.46
  5. Step 5: Solve for x
    x = 281,362,855.46/23,100.93
  6. Step 6: Final answer
    x = 12,179.72

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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.