Home / 23,096.12-31,872.62-12,485.76

Finding the Fourth Proportional to 23,096.12, 31,872.62 and 12,485.76

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Solution

The fourth proportional to 23,096.12, 31,872.62 and 12,485.76 is: 17,230.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,096.12 : 31,872.62 = 12,485.76 : x
  2. Step 2: Convert to fraction form
    23,096.12/31,872.62 = 12,485.76/x
  3. Step 3: Cross multiply
    23,096.12x = 31,872.62 × 12,485.76
  4. Step 4: Simplify right side
    23,096.12x = 397,953,795.58
  5. Step 5: Solve for x
    x = 397,953,795.58/23,096.12
  6. Step 6: Final answer
    x = 17,230.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.